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1998 Jeep Wrangler SE 2.5L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on
This vehicle came in running poorly. customer had tried to tune it up new plugs, wires, cap rotor and o2 sensor. checked system and found o2 sensor severly carboned up. replaced o2 sensor. vehicle ran fine all scanner numbers looked fine. returned 2 weeks late...
FIX posted 8/14/2006
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Related Documents & Media | VIN | 1J4FY29P9W |
| Engine | 2.5 L / 4 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0303 | Cylinder 3 Misfire Detected |
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Vehicle Data
1998 Jeep Wrangler SE
| VIN | 1J4FY29P9W |
| Engine | 2.5 L / 4 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0303 | Cylinder 3 Misfire Detected |
Video