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1999 Ford Ranger XL 3.0L Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp on
Posted to Ford Driveability on 10/18/2002 15 Replies

severe lack of fuel type symptoms.

O2s check ok as far as operating range so i did the wot test while watching o2 mv....... both banks the o2s stay at or near zero the entire time and if the engine is cold you can barely make it up a hill, also runs very poor...

15 Replies Received (View Replies)

  Related Documents & Media  1999 Ford Ranger XL

 
Message Closed w/FIX

car Vehicle Data

1999 Ford Ranger XL

VIN [No VIN Available]
Engine3.0 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Stall, MIL Lamp On
OccursAlways, Cold, Hot, Under Load, on Accel, Cruise, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1999 Ford Ranger XL

VIN [No VIN Available]
Engine3.0 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Stall, MIL Lamp On
OccursAlways, Cold, Hot, Under Load, on Accel, Cruise, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)