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1990 Ford F-250 Custom 5.8L Poor Idle Quality, Misfire, MIL Lamp on
Posted to Ford Driveability on 1/8/2005 16 Replies

has anybody dealt with this before. i work in a chevrolet-gmc dealership and this vehicle was traded in and i dont have the information or equipment to properly diagnose this vehicle.

16 Replies Received (View Replies)

  Related Documents & Media  1990 Ford F-250 Custom

 
Message Closed w/FIX

car Vehicle Data

1990 Ford F-250 Custom

VIN 1FTHF25HOL
Engine5.8 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / MFI
EmissionsODB1
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursUnder Load, on Accel, Idle
Misc.With Air Conditiong and Air Pump

Trouble Codes

12rpm unable to reach upper test limit
31pfeevp or egr circuit below mininum voltage
Message Closed w/FIX

car Vehicle Data

1990 Ford F-250 Custom

VIN 1FTHF25HOL
Engine5.8 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / MFI
EmissionsODB1
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursUnder Load, on Accel, Idle
Misc.With Air Conditiong and Air Pump

Trouble Codes

12rpm unable to reach upper test limit
31pfeevp or egr circuit below mininum voltage