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1997 Ford Aerostar 4.0L MIL Lamp on
This is my parents car. Last time I was there I cleaned the A/F hotwire and cleared the code, all was fine for a couple months. They went to a local shop who pulled the same code and changed the O2 sensor (only one upsteam of the CAT). CEL came back on the nex...
FIX posted 8/25/2004
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Message Closed w/FIX
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8 Replies Received
8 Replies Received
Related Documents & Media | VIN | [No VIN Available] |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Misc. | Awd |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
1997 Ford Aerostar
| VIN | [No VIN Available] |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Misc. | Awd |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video