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2003 Jeep Liberty Limited 3.7L Misfire, MIL Lamp on
Posted to Chrysler Driveability on 2/8/2020 22 Replies

I've got a 2003 Jeep Liberty 3.7L where it will idle fine all day but when you accelerate it starts to count misfires on all 6 cylinders and goes into open loop. At this time you don't feel any misses. After holding the accelerator for another 15-20 second...

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car Vehicle Data

2003 Jeep Liberty Limited

VIN 1J4GK58K93
Engine3.7 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MPFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursOn Accel

Trouble Codes

P0300Multiple Misfire Detected
Open Help Request

car Vehicle Data

2003 Jeep Liberty Limited

VIN 1J4GK58K93
Engine3.7 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MPFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursOn Accel

Trouble Codes

P0300Multiple Misfire Detected