
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
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)9 Replies Received(Hide Replies)9 Replies Received
|
Message Closed w/FIX
|
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) |