Originally Posted by
ermir
Im recently having problem with my focus mk1 i.6 idles. It dops under 400rpm when stoping or when puting in neutral. It happens when traveling in low speed or if you stop at the red light. Already cleaned the throttle and changed the spurt plugs (motorcraft titanium). The idle control seems to be ok. Does anyone have any idea.
Sounds like the gearbox speedo sensor to me.try replacing that