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International Automotive Technicians Network
1989 Ford F-150 Custom 4.9L Poor Idle Quality
Posted to Ford Driveability on 9/2/2003 12 Replies

to all you great techs and soon to be great techs,

this is my own f-150 and when you start it, hot or cold the idle flares to [...] rpm and immediatly drops to 800. takes about 2 saeconds to drop. all the sensors are in range and a known good ecu and iac was ...

12 Replies Received (View Replies)

  Related Documents & Media  1989 Ford F-150 Custom

 
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTDF15YKN
Engine4.9 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI
SymptomsPoor Idle Quality
OccursAlways
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTDF15YKN
Engine4.9 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI
SymptomsPoor Idle Quality
OccursAlways