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2003 Ford F-150 XL 4.2L Poor Idle Quality, Hesitation, MIL Lamp on
The engine had a very rough idle especially after you put it in drive. We installed the lower and upper intake gaskets we started it up and it still had a rough idle. We saw the passenger side front catalytic converter red hot. We replaced it. After we did the...
FIX posted 6/3/2014
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Message Closed w/FIX
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5 Replies Received
5 Replies Received
Related Documents & Media | VIN | [No VIN Available] |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2003 Ford F-150 XL
| VIN | [No VIN Available] |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video