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2001 Jeep Grand Cherokee Laredo 4.0L Poor Idle Quality, Misfire, MIL Lamp on
Posted to Chrysler Driveability on 9/11/2008 8 Replies

This jeep has code po351,Coil not fireing on #1 cyl. also injector not fireing on # 1 [...] I unplug alt. injector will fire but coil wont and light still comes on.

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car Vehicle Data

2001 Jeep Grand Cherokee Laredo

VIN 1J4GX48S11
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways
Misc.4Wheel Drive

Trouble Codes

P0351Ignition Control Module Circuit 1 Malfunction
Message Closed w/FIX

car Vehicle Data

2001 Jeep Grand Cherokee Laredo

VIN 1J4GX48S11
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways
Misc.4Wheel Drive

Trouble Codes

P0351Ignition Control Module Circuit 1 Malfunction