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1997 Jeep Cherokee Sport 4.0L MIL Lamp on
Hey group-doing a "moonlight" job here. MIL on, high/erratic idle speeds. Spark plugs OE, I will replace them first thing this [...] PO300 series codes I know-but none of my souces describes what a P1398 code indicates.I need a bit of input here before repair....
FIX posted 9/2/2003
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | [No VIN Available] |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0302 | Cylinder 2 Misfire Detected |
| P0305 | Cylinder 5 Misfire Detected |
| P1398 | Misfire Adaptive Numerator At Limit |
Message Closed w/FIX
Vehicle Data
1997 Jeep Cherokee Sport
| VIN | [No VIN Available] |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0302 | Cylinder 2 Misfire Detected |
| P0305 | Cylinder 5 Misfire Detected |
| P1398 | Misfire Adaptive Numerator At Limit |
Video