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2010 Jeep Patriot Sport 2.4L Misfire
This is a weird one for me. The PCM says the engine is misfiring on cylinders 1 and 4, but it's running fine. Then because the PCM "thinks" it's misfiring, it shuts the injectors off on those cylinders, and then the engine actually starts to misfire. Turn ...
FIX posted 5/14/2021
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Message Closed w/FIX
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Related Documents & Media | VIN | 1J4NT2GB6A |
| Engine | 2.4 L / 4 cyl / GAS |
| Delivery | Fuel Injection / MPFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Cold, Hot, Idle, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0301 | Cylinder 1 Misfire Detected |
| P0315 | Crankshaft Position Sensor Not Learned |
| P0335 | Crankshaft Position Sensor 1 Circuit Malfunction (No Signal) |
Message Closed w/FIX
Vehicle Data
2010 Jeep Patriot Sport
| VIN | 1J4NT2GB6A |
| Engine | 2.4 L / 4 cyl / GAS |
| Delivery | Fuel Injection / MPFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Cold, Hot, Idle, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0301 | Cylinder 1 Misfire Detected |
| P0315 | Crankshaft Position Sensor Not Learned |
| P0335 | Crankshaft Position Sensor 1 Circuit Malfunction (No Signal) |
Video