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1998 Ford F-150 Lariat 4.6L Will not set monitor
Posted to Ford Driveability on 4/2/2014 13 Replies

Need help with Mode 6. But first a re-cap: Came in with CEL for P0171. Went to freeze frame and LTFT was29.3% but so was bank 2. Temp was 197 degrees. Vehicle speed 68 mph. smoked engine, no vacuum leaks found. On first test drive noticed Baro pid at 143 so I ...

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  Related Documents & Media  1998 Ford F-150 Lariat

 
Message Closed w/FIX

car Vehicle Data

1998 Ford F-150 Lariat

VIN 1FTZX1769W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsWill Not Set Monitor

Trouble Codes

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

car Vehicle Data

1998 Ford F-150 Lariat

VIN 1FTZX1769W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsWill Not Set Monitor

Trouble Codes

P0171Fuel System Too Lean (Bank 1)