1997 Ford Expedition Q&A
1997 Ford Expedition Question: Engine stalls
Ee. Engine stalls at red lights rpm ramps up and down ??? - Visitor
check for vacuum leaks,mainly the pcv tube behind the throttle body.very common! - bmdouble
Yes and rpm runs high and low ? - Mverzosa
change the grade of fuel for 1 cycle and run a can seafoam, the computer is having mixed signals from the fuel relay system. which in turns needs to be kicked back in by using a higher grade of fuel and try using a name brand station. Find one that is always busy where the fuel doesn't sit - serp77
The mass air flow sensor (MAF) may fail resulting in a rough engine idle, hesitation on ac...
Hesitates during acceralation, stalled while driving, checked coils those are fine, service en...
Once the car is warmed up the idle becomes erractic and engine stalls. We already changed the IAC and the Mass airflow sensor but the vehicle idle is still the same...
problem happened all of a sudden. when in park or doing so engine idle sputters. more like up and down idle. when coming to a stop at a light or waiting for the light to change... idle rise and dro...