2004 masitff

[low cost auto brokers]

do 2004 mastiffs have a factory tach mine does and i just did a wire pus install and nothing works so frustrated any help ?

 

[Chris04Masitff]

mine does.

 

[BigDogBro1]

Did it work before the WP install?

Double check the WP install for the tach wire in the proper position and not swaped with a wire of same color.

 

[Ray]

The deutsch plug #2 @ position #3 Lights up the Speedo/ Oil pressure light/ and Neutral Light. That may be the one.

Ray

 

[jsub]

Mine works with the wp.