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1988 Ford Ranger STX 2.9L Excessive Emissions, Poor Idle Quality, Hesitation, Surge
Posted to Ford Driveability on 5/31/2005 5 Replies

Now the problem is very intermittent but seems to be getting worst. When engine was change it got new plugs, IAC valve, thremostat, Swap ign. module from other engine, Check map sensor. I check map sensor with meter and installed new one just for test drive. T...

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  Related Documents & Media  1988 Ford Ranger STX

 
Message Closed w/FIX

car Vehicle Data

1988 Ford Ranger STX

VIN 1FTCR14T8J
Engine2.9 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / MPI
EmissionsFED
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Surge
OccursHot, Under Load, on Accel, Cruise, Intermittently

Trouble Codes

21Coolant Sensor
Message Closed w/FIX

car Vehicle Data

1988 Ford Ranger STX

VIN 1FTCR14T8J
Engine2.9 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / MPI
EmissionsFED
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Surge
OccursHot, Under Load, on Accel, Cruise, Intermittently

Trouble Codes

21Coolant Sensor