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2008 Ford F-150 XL 4.2L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on
Posted to Ford Driveability on 5/5/2011 3 Replies

The truck is running rich on bank 1 ( cyls 2-3 only ) The long and short fuel trim are 15-20% on bank 1 and 0% on bank 2. We also dropped the exhaust on bank one and no change. The o2 is reading leaner on Bank 1 but not enough to cause the plugs to be black on...

3 Replies Received (View Replies)

  Related Documents & Media  2008 Ford F-150 XL

 
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car Vehicle Data

2008 Ford F-150 XL

VIN 1FTRF12228
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out, Misfire, MIL Lamp On
Message Closed w/FIX

car Vehicle Data

2008 Ford F-150 XL

VIN 1FTRF12228
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out, Misfire, MIL Lamp On