Faulty tachometer engine

(giovanni 59) #1

faulty tachometer xj6 4.0 1990,many thanks

(Robin O'Connor) #2

Source a replacement??

(Bryan N) #3

It may not be the tachometer which is faulty. The tachometer is driven by the CPS (crankshaft position sensor) and if it or it’s connector are faulty then the tachometer will not register engine speed.

(giovanni 59) #4

ok controles many thanks