1997 Ford F-150 Lariat 5.4L MIL Lamp on
replaced maf sensor a couple weeks ago and light came back on two days later...didn't know if someone had been down this road before and could tell me what to look for...smoke tested vehicle and could find no intake leaks...any help would be appreciated.
Summary posted 1/21/2009
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Vehicle Data1997 Ford F-150 Lariat
Trouble Codes
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Message Closed w/Summary
Vehicle Data
1997 Ford F-150 Lariat
VIN | 1FTEX17L9V |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / MPFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |