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2000 Jeep Cherokee Sport 4.0L Poor Idle Quality, f trim / O2 heater
NO CODES CURRENTLY PENDING OR PRESENT!!! Engine is smooth & easy starting. Undermaintained & abused by hi mileage owner. "Tune" 6 components consisted of spark plugs / filters(not fuel filter however)& ignition coil ass'y being a 1 piece composite secondary ig... FIX posted 3/9/2007 5 Replies Received (View Replies)5 Replies Received (Hide Replies)
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Message Closed w/FIX
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5 Replies Received
5 Replies Received
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Vehicle Data| VIN | 1J4FF48S4Y |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI 4(four) O2 sensors |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, F Trim / O2 Heater |
| Occurs | Always, After Many Miles..... |
| Misc. | California Emission Compliant |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0301 | Cylinder 1 Misfire Detected |
| P0304 | Cylinder 4 Misfire Detected |
| P0305 | Cylinder 5 Misfire Detected |
| P0455 | EVAP System Very Large Leak Detected |
| P1687 | No Communication With MIC |
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