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1998 Ford F-250 Lariat 4.6L Poor Idle Quality, Misfire, Hard Start
Posted to Ford Driveability on 3/15/2005 20 Replies

Hello All, I am looking for some help before this thing eats my next weeks meals. It has had my last two already. Truck came in missing with 304, 171 and 174 codes and fuel trim at 25%. I put in plugs, wires and cleaned the MAF. When I got done the thing still...

20 Replies Received (View Replies)

  Related Documents & Media  1998 Ford F-250 Lariat

 
Message Closed w/FIX

car Vehicle Data

1998 Ford F-250 Lariat

VIN 1FTRX2766W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, Hard Start
OccursAlways, Cold, Hot

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0304Cylinder 4 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Ford F-250 Lariat

VIN 1FTRX2766W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, Hard Start
OccursAlways, Cold, Hot

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0304Cylinder 4 Misfire Detected