F150 OBD-11 CODES

1998 Ford F-150

Tiny

packer67

July, 16, 2010 AT 12:20 PM

Computer problem
1998 Ford F150 V8 Four Wheel Drive Automatic 85000 miles

what sensor would most likely give me a code p0171 and po174 I know they are too lean bank 1 and 2 but need to know what sensor to change thanks

FOUND 24 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

July, 16, 2010 AT 4:07 PM

Lean fuel condition could be caused by one of the following below: 1. Vacuum leaks
2. EGR and PCV valve.
3. Low fuel pressure.
4. Dirty fuel injectors.
5. Mass Air Flow Sensor.
6. Oxygen Sensor.

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