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2002 Jeep Grand Cherokee Laredo 4.0L Misfire
Posted to Chrysler Driveability on 2/7/2012 13 Replies

hi guys i have this jeep misfire on num 3 i change .spark plugs , injector . coil pack .still has po303. the problem is i check compression 157psi, the thing is the guy take the truck so when he came the next day the code is po203 i check the code no injector ...

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  Related Documents & Media  2002 Jeep Grand Cherokee Laredo

 
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car Vehicle Data

2002 Jeep Grand Cherokee Laredo

VIN 1J4GW48S12
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
Message Closed w/FIX

car Vehicle Data

2002 Jeep Grand Cherokee Laredo

VIN 1J4GW48S12
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire