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2001 Jeep Cherokee Sport 4.0L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on
Where do I begin? Jeep came in with intermittent misfire and "check engine light" on. NOTE: Condition of vehicle over all is poor; Engine mechanically sounds good, but engine & bay covered in oil, p/s fluid, brake fluid, etc. A/C compressor removed from mount ...
FIX posted 2/10/2014
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Related Documents & Media | VIN | 1J4FF48S01 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp On |
| Occurs | Always, Cold, Hot, on Accel, Idle |
Trouble Codes
| 1389 | No ASD Relay Output Voltage at PCM |
| 1491 | Radiator Fan Ctrl Relay Circ |
| 303 | Cylinder 3 Misfire Detected |
| 443 | EVAP Emission Control System Purge Valve C Fault |
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Vehicle Data
2001 Jeep Cherokee Sport
| VIN | 1J4FF48S01 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp On |
| Occurs | Always, Cold, Hot, on Accel, Idle |
Trouble Codes
| 1389 | No ASD Relay Output Voltage at PCM |
| 1491 | Radiator Fan Ctrl Relay Circ |
| 303 | Cylinder 3 Misfire Detected |
| 443 | EVAP Emission Control System Purge Valve C Fault |
Video