EEE 101 The Skeleton Of The EFI

Energy One

chubs

Guru
I'm NOT trying to be a prick about all this, but I really don't give a frog's fat ass about all the stuff you seem to get into ! Watt does all that have to do with the grand scheme of things? Looks like you've been neglecting your cats lately, and the laughs you're having behind this screen is probably from playing with your little meat puppet. Watt would Hub say about that?
 

Sven

Well-Known Member
Mike the wait here will be right with you.... :oldread: Lettuce see, I'll have the salad first. Could I have extra analog dressing on the side, please?
 

Sven

Well-Known Member
chub, the grand scheme is to walk up to a computer bike and understand it takes analog to enter a processor.
The next grand scheme is Mike will agree, the processor can only move two ways. That's on and off.
The next is how the two maps can be brought up by only one move of the 3 ways. Power to the leg or no power.
The next is the Load flipflops the 10-55 to hot, 40 off. Goes the switch. On off or flipflop, right?
The next is the linear move to reach the move of the 555 timer to flopflop the on off, and all that wait time for the flipflop to reset the 10-40.
The next is that wire off the VOES. It has to default to the 10 wide to take up the 40>> for no knock and restart. The default 10-55 map = OFF.
The next is the limp and the E ticket ride to a fast 55 when it hits the rpm limit "Threshold," then on off again, it's the very next rpm cycle where 40 used to sit, in the position of = ON. WOT all you want you limped it. Lots of retard, lots of extra heat.

One more time, did the V enter into the module in analog? That right there is the grand scheme of the VOES.
 

Sven

Well-Known Member
Wait here, the waiter with be right with you.
The wait here will be right with you. And that's how the fuck I read the abstract in the book LOL

Oh no, I read the book abstract like this and it's an on and off is the switch.
Oh no, I read the shop man you will pay for dis as exactly how to read it.

Oh yes, it says right cheers I buy the beers it's an on and off switch.
Oh yes, more like you've been whipped sawed by Seven come 11 page snake eyes.

Oh no, your drivel is just that and I'm getting fed up wit dat.
Oh no, you missed the a in data is the subject and we weed out the flipflops to those real long clown shoes?

Oh no,
Oh yes indeed dee, one size fits all.

Oh no,
Oh yes, one step and you'll be bouncing off those long ones like a pogo stick with every step you wanna see analog.

Oh no,
Oh yes, withose ON, you'll be bouncing so hi and lo steps, once you reach that threshold, that WOT signal is going to flipflop you right into the clown suit waiting for the right trigger. I may have to step it down some, no OFFense.
 

Jersey Big Mike

100K mile club
Sven, here's the basic flaw in your description.

EFI does not have a VOES unit PERIOD.
I repeat, say it with me.
EFI does not have a VOES unit PERIOD.


VOES is used with a CARB and a CAM triggered nose cone ignition system.
It is set to switch between 2 modes as you describe above.

An EFI unit will use a MAP sensor or a MAF sensor
It will read the actual pressure drop in the manifold (ie vacuum) and the microcontroller can adjust the fuel/ignition timing based on the software.

I base this on EVERY schematic I have seen for an EFI, including the wiring diagram in the BDM manul, The speeduino unit (a diy efi unit based on a arduino microcontroller), that I will use should my non-replacable S&S unit fail.

VOES is a simple SWITCH
MAP and MAF sensors are ANALOG devices that are read by the ADC (analog digital converter) pin on the microcontroller.

What is your obsession with the 555 timer chip. It is analog chip that has no real reference here.

If you have a reference to an EFI unit that uses a VOES please provide it.
If you have a reference to a VOES that produces the 1-2-3-4-5-6 when vacuum applied, please provide part no, manufacturer or even bike year and model it is installed on.

Here is the overview of the software setup for the speeduino
Main loop

The main loop runs continually, and has 2 primary functions, determining the engine requirements and setting the ignition/injection schedules according to these requirements.

A high level description of the functions performed in the main loop is below:


  • Check whether there is a request in the serial buffer to be processed
  • See whether the engine is turning by looking at the last time a crank tooth was seen
  • Read values from all analog sensors (TPS, IAT, CLT, MAP, O2, Battery voltage). Not all sensors are read every loop as they do not change frequently enough to warrant this
  • The following functions only occur if the engine has 'sync':
    • Check whether the RPM is above or below the cranking threshold (Both fuel and ignition values are adjusted when the engine is cranking)
    • Run all corrections functions (See corrections.ino section below). The outcome of this is a % that the pulsewidth will be adjusted by (100% = no adjustment, 110% = 10% more fuel, 90% = 10% less fuel)
    • Lookup VE from the the main fuel table
    • Convert VE into a pulsewidth value in uS
    • Lookup the desired advance from the ignition table
    • Calculate the current crank angle
    • Calculate the crank angle that each injector should open at based on the current engine speed
    • Calculate the dwell angle based on the desired dwell time and current engine speed
    • Calculate the ignition start angle for each cylinder by subtracting the advance angle and the dwell angle from the TDC angle
    • Set a 'schedule' for each injector by converting the above calculated start angles into a number of uS in the future (Eg if injector should start opening at 45* ATDC and the crank angle is currently 10*BTDC, how long will it take to travel those 55*)
  • Perform the same schedule setting for each ignition output
NOTICE -- NO VOES
 

Sven

Well-Known Member
Mike, here's the basic flaw in your description.

I repeat, say it with me... EFI does not on off PERIOD.

It is set to switch between 2 modes as you describe above.... Thank you. So you know if I'm this deep it in, I have to follow analog to know the difference between a digit.

An EFI unit will use a MAP sensor or a MAF sensor.... Absolutely, But we are talking one telemetry's antique move, wink-wink, hold your shorts.

It will read the actual pressure drop in the manifold (ie vacuum) and the microcontroller can adjust the fuel/ignition timing based on the software ~ And software has to calc with many variables in binary speak. So 0000000 is not speak of a calc if the on off comes in as a physical on off as every 1 leads to a 0 and input now reads 10101010101 is what you are saying. Well the V does not send in 1010101010. It sends in 101011101101101010. Sure does not look on off to me but analog liner all over the place you touch that throttle with the vac in place. Right there you don't see it.

I base this on EVERY schematic I have seen for an EFI, including... ~ And every move the processor wants is binary with more than straight zeros... I base this on I don't have to see a schematic to understand simple binary in, not flat out zeros. Better known as signal out of range. Open is zip for a zero. It's not hooked up even to bleed a zero if it was still in the loop. Still, calc is entered as 4 zeros is the number.

VOES is a simple SWITCH ~ V does not switch, FLIPFLOP DOES inside the processor is where to look for the on off whacked abstract. You missed this one by a mile. V goes linear in analog up the threshold and knocks on the door and says, we are here, do your flipflop. V does not physically on off, it's the 555 back to the threshold to trigger the flipflop is how I step to finding what you are all talking about.

MAP and MAF sensors are ANALOG devices that are read by the ADC (analog digital converter) pin on the microcontroller ~ And those are read by what? Vacuum pull. Same sensor you can't call those a switching devices either. I can't call the V like I can't call the MA's because what has changed inside? Listening... Nothing. Basic analog up a wire of all 3.

What is your obsession with the 555 timer chip. It is analog chip that has no real reference here. ~ Then go lift the hood of a black box. I want you to remove every last IC and tell me how you AN/OR/NOR select the math to fit the map to rpm to injector, to speed of the crank and so on, you forgot the tables call the digit length to the injector, aka, pulsewidth.

If you have a reference to an EFI unit that uses a VOES please provide it... IAP/MAP/MAF/VOES<<< The very first computer bike that had a vac signal that pulls via linear. Like any other MAP MAF and list VOES because it acts the linear like the other two.

If you have a reference to a VOES that produces the 1-2-3-4-5-6 when vacuum applied, please provide part no, manufacturer or even bike year and model it is installed on ~ I wiped my hard drive of the VOES vac pull with an ohmmeter I had on a video. Naturally I had to really yank a read on the mighy-vac pull, but I had tons of numbers reading off each suck on the V which showed me it can set any analog of the most sensitive pull, and could address any pulse position imaginable. The scramble of numbers my word. See, you never questioned the abstract knowing how much you know. That's a puzzle to me. I took the time and questioned how this V makes so many numbers it was designed for to enter as a number.

Send me your address, I'll send you what I'm smoking.

Here is the overview of the software setup for the speeduino
Main loop

The main loop runs continually, and has 2 primary functions, determining the engine requirements and setting the ignition/injection schedules according to these requirements ~ Which is the speed of the window in the cup and how fast did it turn the 360.

A high level description of the functions performed in the main loop is below:


  • is a request in the serial buffer to be processed ~ Yes, for a thousandth of a second 1000 rpm swooped in as a wave length.
  • See whether the engine is turning by looking at the last time a crank tooth was seen - 999 rpm.
  • Read values from analog sensors ~ All balance out, no problem found, math calc's to one millionth of a second on block x to y = best math sent from all variables thru the truthtables and best number is this length in time, spits the injector on an off in milliseconds math'd.
  • The following functions only occur if the engine has 'sync': ~ The telemetry in has a balance because the motherboard layout has to follow the tables or no calc is the sync or balance of parts soldered in. Ohm's Law is balance or it shorts.
    • Check whether the RPM is above or below the cranking threshold (Both fuel and ignition values are adjusted when the engine is cranking) ~ See that all analog input is all in so we do not set the other map is the backup.
    • Run all corrections functions (See corrections.ino section below). The outcome of this is a % that the pulsewidth will be adjusted by (100% = no adjustment, 110% = 10% more fuel, 90% = 10% less fuel) ~ Math the AND/OR/NOR tables so it's not this, is not that, or this, nor that. It tables to every last law and this is the best number set for the pulswidth.
    • Lookup VE from the the main fuel table ~ Check the handcuffed of the parts laid by 3 wires that can only connect one way is that truth table. Here is my analog suck position in thousandths of a second or less. We are talking this side of lightening speed so the pulse is still sitting here with 3 strokes to go don't you know.
    • Convert VE into a pulsewidth value in uS ~ Balance is natures pulse up the wire for that speed's length in speed at the crank. In the processor it goes for the calc. Set this in the software I want inch, no I want C, oh shit, a volt is a volt is how I measure me is the exact same pulse. It still runs the tables as more analog from the others come in and light speed in calc is handcuffed to the tables for the best math from the inputs at that millisecond or less.
    • Lookup the desired advance from the ignition table ~ How fast can I start with the least amount of gas wasted choosing this table with the parameters sent in inputs.
    • Calculate the current crank angle ~ I am sequential so I am an emissions idea built-in to start fast, no wasted gas.
    • Calculate the crank angle that each injector should open at based on the current engine speed ~ well 2 fired so here comes 4 I'm a cross plane crank in degrees. Sustains it same squirt length wise is the pulse.
    • Calculate the dwell angle based on the desired dwell time and current engine speed ~ Again with the speed event I'm handcuffed to the Linear inputs no matter the dwell time, hello?
    • Calculate the ignition start angle for each cylinder by subtracting the advance angle and the dwell angle from the TDC angle ~ Emissions attack on the 360 and that is why I am not an engineer, but know the abstract to hold my own. See where the crank is so we know who is to fire next. You want the angle and dwell to fire as fast as possible and start with one compressed fire so the crank does not waste a pulsewidth and blank fire off the mark.
    • Set a 'schedule' for each injector by converting the above calculated start angles into a number of uS in the future (Eg if injector should start opening at 45* ATDC and the crank angle is currently 10*BTDC, how long will it take to travel those 55*) ~ only the truth table after truth table after on leg out the 555 becomes a caterpillar with legs out the ying, it is back to yang and the tables doing the calc with analog in, to see who sucked what/what position is the stroke 360 and all that plotting to move one plunger up an injector body and hold it.
  • Perform the same schedule setting for each ignition output ~ Have no clue, now it's over my head.
NOTICE -- NO VOES ~ Correct. The very first computer bike with one sensor using vac as the linear move up the purple wire.

I do not walk up to on off switches on computer bikes. On off is inside the black box is the switching. Go look there for your on off abstract LOL

When I walk up to my computer bike, I'm looking at 20 codes off each sensor's analog input.
One is a redundant vac sensor just like the VOES. A VARIABLE suck of all sorts of vac selections of throttle touch.

They haven't changed a vac sensor since inception. What they used back then is like paper in a capacitor? Maybe silicon the next gen? And now crystal. Same-same-same ass linear up the wire.

I dropped my IAP, and in the book it says do not drop. I did. And when it did, oh what a tone from that crystal, because it sure did sound crystal like. I can still hear it ringing. Amazing.
 
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Sven

Well-Known Member
What do you want to write here? I don't know, I like to call it an analog senor, you know, Variable. Well it takes vacuum to work the linear, how about V for vacuum? Well, abstract wise, let me call chubs see what he says. Chubs wants to call it frog. Well fuck he's no help. See what Mike has to say. Oh he's adamant for vacuum. Okay, so should we ask seven or the sven? Naaa/Naaa, okay then it's settled.

Okay, how do we say it operates? Why don't you say it just operates so we don't have to go thru all that flop the flop and confuse those, those...Okay, next letter so we can call it something before we start writing the shop manual. Okay last one, what do you want to call the sensor? I don't know? Well I like sensor. Has a nice tone to it. Yeah but the shittyits out there, what happens if Seven finds out. Don't worry, Svn, Sen, that face recognition fuck won't start any controversy about variable and sensor if we use vac and switch.

Yeah, but if he gets hold of our book, I don't know? Let's write the abstract sentences, we have the name of the sensor. No, we agreed it was a switch. Yeah but we start writing switch, these dumb fucks... right, will toss them in the back of the garage because they miss-diagnosed the abstract and... bought more bikes from us so shut the fuck up don't let them in on it. It's vac the fuck switch an bait book.

Hey, I'm going to say flipflop's inside and spook them. You can't put that down as a switch. Okay, how about a Hawaii post card as a lookup map? They won't know that either. So what's the title for the testing of the analog, I mean switching. Something like, take an ohmmeter, check vac for leaks? That's a good one, what else? Pull a pulse up the wire with the mighty-vac. And? Say 1234 is the wire to wire read. Another good one. Let's close the paragraph, the abstract is getting too long.

That should suck them into thinking switch. Man, I want to see those bikes out the dealer's door, what's the next check section? This one is timing light. Should we show them some linear watching the flickers? Yeah, something like, 10-40-55 analog, hike! No, I don't think that's abstract. Okay, how about pull my finger, out the ass digital comes? Na, that's something Seven might understand.
 
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Sven

Well-Known Member
So I'm looking at a 43 year old shop manual, and here is the first sensor for HD. That's for ignitions of pre V and post V. You do not see the V on the early model with the same black box.

What are the odds, they said switch back then and whoever wrote the abstract, might you think two scenarios? How can we explain the high tech of maps, square waves and all kinds of wave input, to know the on/off move is inside at the 555 and that shit load of triggers of on off going so fast to a 1979 mechanic? Would it not be better to say a switch than what the processor does in the flipflop? I sure would.

Abstract wise, first telemetry wise, a wise guy knowing the flip is in the only physical move is that it is magnetically fixed or no power at that intersect called the flipflop. I'm sure it was much easier to say the flip was at the switch and not say in the box were it really happens.

That's 42 years worth of understanding up to that year. So let's see how simple we can make them understand it's a switch. Think about it. No one back then knew what ROM or RAM stood for. A simple on off switch is easier to write and ends there, not keep bringing up wavelengths and analog signals, trigger, threshold, flipflop, or switch. Of course switch. Of course at that time and ear. Now we roll it off our tongue.

And you want me to believe a VOES works like this and look how simple it is to lay it out.

Now we are inside the black box. I'm going to choose just a few hard parts in the module and in pretty much most processors. Don't want to get involved with interference hard parts or all that is involved, I'm going to act the E up the wire. I'll start at the V.

V gets a WOT from a dead stop. Signal is 1 to 10, and the wafer can be sucked in its mechanical position and moves no more, that's a 10. So 10 goes up the wire. I'm going to slow the process so you see where 10 winds up. That wire from the V is going to send 10 to one of the legs on the many lengths of the black caterpillars you've seen before.

Movement:
Threshold ~ 10 is an E pulse with the purple hooked to a leg on the IC.
Capacitor ~ He's holding 10, because he was the last pulse up the wire saved at WOT. He is now a saved value to calc from. 40 is RAM if you will. She's the popping up and down 3 strokes to go map. She is wired up and ready to suck. No wire/no vac under load? He's now ROM on the flop or the 10 55 map. He sits and does not move because he is the backup. He defaults and you can still start the bike with 10 degrees.
Trigger ~ Love to know more of the black box but that takes training so this is self taught, up to a point and stuck for the next move.
So say the next pulse comes up the wire and triggers the next move. Of course it hard to explain a path exactly.
Discharge ~ 10 is dumped so fast, the crank comes around, 3 strokes later, that's the new speed from the crank sensor was sucked at that 1 position where it started, right? Next cycle sucks on the wafer at this pressure WOT point, up the wire it goes into the capacitor. E converted to read as 1's and 0's and the toilet flush cycles right back to what is behind tank number 2?

Like pop goes the weasel machine gun style, no load on that V, 10-55 flips off after fire, the 40 magnetically flops hot on the 3 no strokes. Meanwhile, warehouses measuring 10 and seeing each one ask the other, are you good with your calc? Next one, let me check your calc, onto the next truth table calc'ing; exit to the jobbers with pulsewidths and trigger points for spark.

I mean it's the speed of light and no load on that wafer for 3 more strokes. I have to think it's sitting in the garage and key on with 40 set. Since it's hot to flip, she's 40 wired, and flop the 10-55 when WOT is meeting said thresholds.

Again, my VOES is the current crystal style sensor with vac to move analog as is expected from a vac sensor. My vac should mimic the same vac in only one way the vac was built for. To send analog up a wire. There is no mechanical device to switch on or off inside any vac sensor, but the abstract is said in a very clever way to keep the clown shoe supply low. Something about a load of em are stuck in the bay... turn right on Evergreen. Look for gangplank 52 and yell, Brandon sent me!

You're going to tell me my crystal analog sensor is a switching device and if I showed you an egg saved in the '70's, and an egg today, one is an egg the other is a switching device. Well, that's how your abstract sees the egg.
You're going to tell me I'm guessing circa of the year of the sensor's evolution, say paper is being pinged back and forth by the purple wire, wired to some current to ping back. Now it's a 5v crystal vac sensor. What has changed but from a ping to a push. What do volts do? Push.
You're going to tell me now, I have an electric switch...
 

bdm7250

Guru
Supporting Member
It's not that I read any of the ridiculous drivel in this thread that continues to pop up, but VOES explained very simply:
The Vacuum Operated Electrical Switch (VOES)? What does it do and why is it there?
All Harley Davidson motorcycle carbureted models since the 1984 model year have used the VOES to improve throttle response, increase MPG, and meet EPA requirements for emissions.
The VOES is a motorcycle part described as a vacuum ignition retard device. That is, under low vacuum conditions the switch is open and has no effect on ignition timing. Under high vacuum, the switch closes and advances ignition timing. Essentially, the VOES is like the vacuum advance in older type automotive distributors.
The VOES is a normally open vacuum operated switch that closes under 3-5" of vacuum. The switch is connected to a lead from the ignition module. Under high vacuum, 3-5 inches or higher, the switch closes. A lead from the switch to ground closes a circuit in the ignition module. This circuit advances the timing of the spark. The advance increases throttle response and decrease fuel consumption and emissions.
The vacuum hose is usually connected to a port on the carburetor or intake manifold depending on motorcycle year and carburetor. There are several different VOES switches used the mounting bracket style and operating vacuum being the main differences. However, just about any VOES can be adapted for use by adjusting the point at which the switch closes. The switches can be adjusted by removing the potted plug and adjusting the setscrew.
 

Jersey Big Mike

100K mile club
It's not that I read any of the ridiculous drivel in this thread that continues to pop up, but VOES explained very simply:
The Vacuum Operated Electrical Switch (VOES)? What does it do and why is it there?
All Harley Davidson motorcycle carbureted models since the 1984 model year have used the VOES to improve throttle response, increase MPG, and meet EPA requirements for emissions.
The VOES is a motorcycle part described as a vacuum ignition retard device. That is, under low vacuum conditions the switch is open and has no effect on ignition timing. Under high vacuum, the switch closes and advances ignition timing. Essentially, the VOES is like the vacuum advance in older type automotive distributors.
The VOES is a normally open vacuum operated switch that closes under 3-5" of vacuum. The switch is connected to a lead from the ignition module. Under high vacuum, 3-5 inches or higher, the switch closes. A lead from the switch to ground closes a circuit in the ignition module. This circuit advances the timing of the spark. The advance increases throttle response and decrease fuel consumption and emissions.
The vacuum hose is usually connected to a port on the carburetor or intake manifold depending on motorcycle year and carburetor. There are several different VOES switches used the mounting bracket style and operating vacuum being the main differences. However, just about any VOES can be adapted for use by adjusting the point at which the switch closes. The switches can be adjusted by removing the potted plug and adjusting the setscrew.
YES -- exactly.
VOES is for carburated bikes not EFI.
 

knothead

Second Chance Customs
It's not that I read any of the ridiculous drivel in this thread that continues to pop up, but VOES explained very simply:
The Vacuum Operated Electrical Switch (VOES)? What does it do and why is it there?
All Harley Davidson motorcycle carbureted models since the 1984 model year have used the VOES to improve throttle response, increase MPG, and meet EPA requirements for emissions.
The VOES is a motorcycle part described as a vacuum ignition retard device. That is, under low vacuum conditions the switch is open and has no effect on ignition timing. Under high vacuum, the switch closes and advances ignition timing. Essentially, the VOES is like the vacuum advance in older type automotive distributors.
The VOES is a normally open vacuum operated switch that closes under 3-5" of vacuum. The switch is connected to a lead from the ignition module. Under high vacuum, 3-5 inches or higher, the switch closes. A lead from the switch to ground closes a circuit in the ignition module. This circuit advances the timing of the spark. The advance increases throttle response and decrease fuel consumption and emissions.
The vacuum hose is usually connected to a port on the carburetor or intake manifold depending on motorcycle year and carburetor. There are several different VOES switches used the mounting bracket style and operating vacuum being the main differences. However, just about any VOES can be adapted for use by adjusting the point at which the switch closes. The switches can be adjusted by removing the potted plug and adjusting the setscrew.
Exactly
 

Sven

Well-Known Member
Nice one, bdm.

Thanks for the participation.

Intake stroke, vac is going to either pull-up the RAM map, or the ROM map.
RAM = The toy you hammer and those popping up at random are points on the map at said throttle positions think.
ROM = The backup map, the starts at 10 degrees map, the base map that you can't erase. The toy now has nothing to hit randomly. The switch cut the flipflop inside, took the (+) and the switch grounded it from the (-)inside. Sustain full load, imagine that RAM map flipflopping thousands of no vac, is when you see the 3 strokes keep RAM in play there, because no break in the wire think, and key on to hot the P.

And when you slow things down inside, each time the wafer returns to static, RAM reconnects and it's so fast are up and down moves of RAM sitting for 3 strokes [is the player back online] which is back on the hot by the flipflop as there is no vac. Get it back off the hot, vac is going to set the threshold again, and up the wire it goes. With me so far? Real simple, two moves. ONe remains analog with a full wire loop from jobber to jobber. Coded is the wire break and the default map or ROM is the safe map from damage, right? LIMP = SAFE to ride. Self safety device once the loop breaks.

Full load comes around is the signal, of course that is full extension of the wafer, and a flop back to ROMap. Zero volts at 0 means OFF. No V hooked up, you are defaulted in ROM.

Now I'll dissect this both at the ever evolving, ever adding 19 more sensors on the computer bike is the first sensor V. Switch my ass. LOL. So I'm going to show you 'analog from digital,' and this simple movement of E to 555 timer's leg. So very basic and simple, it's hard to explain to grasp the concept.

Dissecting what the hard parts do with a single wire off a sensor. You'll see all sides exposing themselves.

The Vacuum Operated Electrical Switch (VOES)? What does it do and why is it there?
The Variable OFF E Signal (VOES) does not tell you it flipflops back in the day and with its two simple moves, no way. Random and ROM? What's a laptop?

... the VOES to improve throttle response, increase MPG, and meet EPA requirements for emissions.
EPA told the factories to clean up your act, the evolution ended in the now obsolete rusty, sticking, emissions puking all sorts of AFR's in the air so man had to take what was mechanical and mimic the same moves electrically. Evolving into, and exploit every degree in that spin, adding sensors after sensors that evolved thru the R&D and discoveries of chips down to chub's penis size.

The VOES is a retard device.
The V flipflops to the ROM when full vac is sent as constant input. Lost is the RAMap under (load's) vac stroke. The flipflop, looks like, smells like, does like you pulled the wire off any sensor's input wire or ground. The flipflop or the on/off at the leg, shows RAM as if the wire was pulled off. ROM needs neither hot or not wire, think. It is the preset map. So if no wire on the sensor is hooked up, ROM defaults. Got that yet? Wipe the drive and windows is fresh out of the box again>> can't wipe the ROM. Random are the photos saved as if in a capacitor, but lost on the wipe. That's how to look at RAM. Are we here at this step where that walk is to show ram from rom?

under low vacuum... no effect on ignition timing.
Abstract says; RAMap is here to stay because why? Back to you if you comprehend.

Under high vacuum, the switch closes and advances ignition timing
Book does not say, the switching either kills power to a leg or not, to show how each map pops up or can be exploited. AKA, the TRE. Timing Retard Eliminator. Only tree I know is:
GPS ~ gear position sensor has to see 1N23456 up the wire and in the sensor is a 3 point connection inside. Gears pass thru their own ohm value and thru those resistors wired inside it, then are all connected off of at each gear and that balanced number knowing what gear it's in.

Names in the troubletree are, short/open/signal out of range. So if you knew analog, knew there was no way to bring up the retard map or the ROM map, go ahead, put an ohm resistor on the wire up the P and what did it do? SENT IN DIGITAL off an analog signal. Go to page abstract in any motorcycle manual that has telemetry on it, and go to page with the chapter title it says in bold letters, WATThell are you missing 2 moves?

Essentially, VOES is like the older type automotive distributors.
Handcuffed to mimic the on off of points, and the linear; to swing smoothly the curve.

The VOES is a normally open..
The V's wire is a vac signal to on off at the chip. Key on flipped on is RAM and is in play to start and run. RAM has power to the leg off the 555 or IC, or the integrated chip.
The V's wire meets a threshold, P flipflops to ROM and is in play. No power to hold RAM magnetically once the vac meets a threshold, or what you think switches is your side of the half. And that says you have a switch there in your V? Yes? Yeah, right.

Under high vacuum, 3-5 inches or higher, the switch closes.
Abstract is read; Blow off valve and the switch and the flip does flop. I could care less how/who/which direction anything, I don't care. I read the abstract; WOT is pinned at the wafer. That is an analog signal how? Fully looped wires as in a closed loop, no open, no short, no cough, analog signal out of range. A flipflop occurred and purple wire is open/connector not connected/wire out of connector and is not. Obviously not out of spec or shorted, is connected, not open. What am I missing?

However, it only works one way, worked it's way up the wire with a good in range signal, how? It meets a threshold number and can be held by the vac at full throw. Input is how much is in the capacitor is how much pull saved. Saved? Then the capacitor acts the RAM. Saved the memory of the analog sent up the wire. Enough to trigger a flipflp and discharge the saved RAM. Trigger brings in the next suck. Capacitor saves value, P goes thru the tables. Tables match input demand at throttle via suck. Knows when to flip the flops on and off in values converted by input vacuum. Following?

A lead from the switch to ground closes a circuit in the ignition module.
Purple can only send a vac pull from the wafer and that electrical signal is calc'd when this analog value is set at each 4th pulse in. It flipflops so fucking fast, it looks like all the toy figures are all up and showing... who you gonna hammer? But only one move is the flip has flopped.... OMFG, the V is a pulsating input value sending sucks of analog if I ever saw one.

This circuit advances the timing of the spark.
Abstract in the book does not say; you as much as pull a wire off the V, it's either ROM or RAM and wire pulled is ROM, hot on the leg is RAM. Back to two moves only. Table meets vac, it's either/or map. and/or that's that.

The advance increases throttle response and decrease fuel consumption and emissions.[/q]
No dwell going this way and the points gap going that way, and the mpg shall meet. Bleeds emissions, bring the E-volution hard parts to flipflop on and off.

There are several different VOES switches... and operating vacuum being the main differences.
Abstract reads: Some models have different degrees from other models, so we can't use this blow-off-screw with this curve setting on a more advanced, etc.

The switches can be adjusted by removing the potted plug and adjusting the setscrew.
You can set the analog blow-off-screw to have analog up to set more air pressure at the analog threshold point before it enters inside and the flipflop is where the switching goes... inside. Outside is an analog signal that will be forever a vac-baby-vac ribs and calls the trigger in analog first. P will see threshold held in the Cap, throw the switch on or off at the Vac to ROM or RAM's signal. Make sense yet?

Switch = Analog pulse read as vac signal is half here.
Flipflop = 555 has seen a whopper of a capacitor fill, do the math, magnetically stop flow as an opposite (]m not going to go there) goes the flip to an 0 which means OFF.

Conclusion:
Is the V a switch? No. The abstract said the wire goes from V to P for processing and it switches inside the P. You brought that in, I didn't. How does it read now? Reads, it's a switch, but we stop here telling you it flipflops inside, I thought we told you when you purple eaters were scarfing down the switch on the V side Suckers!

Does the V send analog to the P to decipher a speed event and is measured by the P? Yes

Is the V designed as a sensor? Yes. How? For one, take a deep breath and that is vacuum and it stops. That's all she wrote. Normal breathing, you'll be RAMapping all day. Take that deep breath, ROM senses an analog 3-strokes later, throttle is closed, RAM and all that random riding happens, no load, no phantom code as if wire was broken, but just a millisecond of a break as if to act in backup and wire down.

No ROM is thrown is when you are ever so slowly about to go flat out and the single has what map reading? So the abstract is saying, hey, check linear to see if it does show linear. So now you should recognize with the wire off, you CAN set the ROM another way. Wire on, you know analog is in play.

And even though it sounds like a switch, smells like a switch, does not look like a switch, 1979 book writers are saying, Hub, throw out the rubbish and shit all over their old book think abstract and get a grip on a chip LOL and not chubs if you know chippee like know backup, boy, boy ... hold on.... It's for you.... your clown shoes have arrived.

An that is how you diagnose a ROM from a RAM, a flip from a flop, an on or off, analog from digital. You'd never get to the bike if they didn't dumb it down, and DUH the abstract as they did!
 

Jersey Big Mike

100K mile club
The Variable OFF E Signal (VOES) does not tell you it flipflops back in the day and with its two simple moves, no way. Random and ROM? What's a laptop?
Here's where you go wrong. The definition of VOES is Vacuum Operated Electronic Switch
They are used on CARBURATED bikes with Electronic ignitions.

VOES is not used on FUEL INJECTION, MAP or MAF sensors are.

Again -- show me a EFI unit with a VOES on it.

 

Sven

Well-Known Member
Mike, first we have to agree where the switch is. The physical switching. Grasp that, I'll show you the same MAP/MAF sensor is the same function.

When the purple was said that the switching was in the processor? Mike, seriously, all joking aside with the goofing of the tech. If bdm c&p'd the abstract for me to read it, I can only conclude that either you are in denial, have absolutely zero clue what the abstract said as to how we all read it, that the reading of a few words.... listen again... the abstract said and choose the best answer, because even the book from right out of the dated abstract says it:

A. Switching is inside the VOES.
B. VOES's purple wire meets a threshold number to switch off a leg from a 1 to an 0.
C. Switch can happen under full load.
D. Under 3 cycles, the VOES is back to zero pressure and the switch running map is in RAM.
E. All of the above.

This one is the basic concept of electrics. Agree or disagree, choose the correct absolute move I cannot control. Nature does.
F. DC. Even though the direction means one way, does it by nature's law, is AC alternating somehow anyway? Yes or No?
G. Ping. Does the purple wire have DC to it, but somehow it pings against voltage no matter the incremental measurement? Y/N?
H. Does VOES come with two wires and for the wafer to send a signal, does the push (a volts move) push against a resistance? Y/N?
I. A modern vacuum sensor has now 3 wires. Same 2 wires as the VOES, but now no ping. Instead, the push is more accurate and the push and crystal seems to need a reengineering of materials only for the same purpose. For an opposite reaction ping of the same move, did anything change but a stronger ping. Yes or No.

And Mike, this is a not get out of answering anything card. I'm not going to answer says; It bleeds you have no clue what you are looking at; basic FI moves; basic computer moves; basic handcuffing you see why I am in them. Because I do and you don't. I can start anywhere from, call out the part, I'll move from either end to find the analog drop on the one side of the Processor first.

J. What pressure is RAM under?
K. What pressure is ROM under?

I should rewrite VOES's abstract and I did right here LOL


Mike, for all the marbles. Qualify the questions. I'm looking for a savvy pit member that when I come in on a truck, he knows who sucks WATT to fire back up. Boat anchor buddies need not apply.

Signed,
Taking Your Trophy Away The Easy WAY? Way!

P.S. We both came in on the same truck with the same exact problem, and you are there asking where is the switch? LOL
 

Jersey Big Mike

100K mile club
Mike, first we have to agree where the switch is. The physical switching. Grasp that, I'll show you the same MAP/MAF sensor is the same function.

When the purple was said that the switching was in the processor? Mike, seriously, all joking aside with the goofing of the tech. If bdm c&p'd the abstract for me to read it, I can only conclude that either you are in denial, have absolutely zero clue what the abstract said as to how we all read it, that the reading of a few words.... listen again... the abstract said and choose the best answer, because even the book from right out of the dated abstract says it:

A. Switching is inside the VOES.
B. VOES's purple wire meets a threshold number to switch off a leg from a 1 to an 0.
That's what I have been saying ALL ALONG. The VOES is a SWITCH.
The VOES is a diaphragm, a spring, and a set of electrical contacts. The switch has only two positions: on, and off, and they are selected by vacuum through the hose pulling the diaphragm up and turning the switch ON, or the spring pushing it back to OFF.

The conflict here is your referencing a VOES with an EFI
There is no VOES on a Fuel Injected system -- it is either a MAP or MAF sensor, not a VOES. With MAF being a more informative sensor in reality.
 

Sven

Well-Known Member
You read a 40yr old abstract and they say switch and point to the wrong part. Right back then, not the real walk now. This was the short talk and can be seen as; it only works one way is the processor. It has yet to change like an ohmmeter changes, give or take the 1.8yrs comes the obsolete speed tech is, give or take.

Let me go over your abstract.

That's what I have been saying ALL ALONG. The VOES is a SWITCH.
No, the V is a sensor that can switch a flipflop inside. The abstract said it was to follow the switch inside the processor. So right there you did not grasp the abstract written right out of the book. Explain please.

The switch has only two positions: on, and off
Ah, I can see your confusion. Ask yourself who goes on and off. Abstract said we wait for the linear sustained analog signal. We as a sensor physically move to a linear electrical value and the on/off occurs at this threshold, and the flipflop removes current from a magnetic hold for one map, and the load map appears when the switching occurs on the motherboard of the processor.

and they are selected by vacuum through the hose pulling the diaphragm up and turning the switch ON
Again, you have no clue who is being pulled up, and who is switching. You are fixated on a switching at a part and the switching is in another part. Follow the purple wire is the next walk is the ding dong, hello, who is there? Bait. I'm looking for switch.

or the spring pushing it back to OFF.
Wrong. That is not how FI works. Here is how I read this short line of abstract.

The spring pushing it back to OFF? In FI, there are no wires hooked up to a spring to tell when to go back OFF. Test question so you more learn than look clueless on the subject.

A spring calls the ON-OFF
An electrical threshold calls the ON or OFF.
Choose correct answer.
Mike says spring. Then throw the processor away. You went mechanical is the guess. Did you check nature's blueprint on that one?

The conflict here is your referencing a VOES with an EFI
There is no conflicting anything on my end. I am handcuffed to; "it only works one way." Dude, this is open book. I can tell a sensor from a switch. What has changed with the intake vac is, it is now built with silicone crystal material not paper. Same values spec to said application, give or take an ohm.

There is no VOES on a Fuel Injected system
Seems like you want to keep coming back to this. I'm going to show you that a V is on the FI bikes now. it Never left. It was the start of FI. So you are saying to throw the baby out with the water temp sensor. I am going to work the parts and moves. Tell me if it is not the same part on FI.

Spring: I think the science gets in the way of this one. See how you have the concept of a spring, and did you work someone's law against that? Build a wafer in the sensor. Take a piece of paper and balance it on one of the corners, you hold the direct other side and let the tip rest on the table. The two tips at their horizontal points, place a wire on each end. Wafer wired up. I'm going to grab a Newton law at that spring.

Mike, you're killing me. I've go you on the witness stand with the evidence on everything you said can and will be used against the on you offed. You said spring and I said for every thing you say can and will be going the other way. Spring in the way. At least you took an attempt to build the sensor, I mean switch. Well, my sensor w/wafer does not work like that. I think I spotted a misstep. How long has this been going on? Think changing the plugs might help?

Got it. You had me at spring. That's it. No can work, fella. My analog just beat your beat back the other way LOL. Does a drum roll? Couldn't you think of spring in a drum against the skin? Does E vibrate? Can you imagine the sound or vibration off that crystal? WOW. Because I heard it drop. Tone sound like a spring to deaden what the whole point of the signal is? A vibe if E gets near it?

Pops in the head:
Mike, what's coming out of the speaker when it vibrates like that and the paper on the speaker is whipping back and forth?
1. E vibes the paper.
2. The person's voice.
Mike says the persons voice. Like saying spring. Like saying the on off is in the VOES. Like saying show me a vac sensor that has yet to change what it does from inception.

Mike, how many points have I shown that you have stumbled 3 times on the FI troubleshooting of the parts on the bike.
VOES/MAF/MAS = Linear as a gas gauge needle that does not on off but acts like the VOMM guys. The, hello, I am here at this point. Do what you need to do, you have the signal. I'm full. Here is your signal. I concluded what my job does. Take it away wire.
555 = The guy on the motherboard. The map trigger switching. Here is the switch.

Mike, where is the spring located? YOu mean the switch? That too.
1. VOES
2. 555
Mike said the VOES... w/spring.

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