
2003 Jeep Grand Cherokee Limited 4.7L Misfire
Have a 2003 Grand Cherokee. Missfire #3 cylinder. Plug and coil good. Have checked injector pulse injector resistance both O.K. Smoked intake for vacuum leaks none found. Checked coolant for HC also negative. Removed and cleaned all PCM grounds. Has anyone run...
FIX posted 6/6/2008
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Message Closed w/FIX
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VIN | 1J4GW58N73 |
Engine | 4.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Idle |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Jeep Grand Cherokee Limited
VIN | 1J4GW58N73 |
Engine | 4.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Idle |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |