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1997 Jeep Grand Cherokee Limited 4.0L Poor Idle Quality, Surge
Posted to Chrysler Driveability on 12/17/2002 4 Replies

Code 12 & code 55 (accessed by turning ignition key on / off three times with driver's door open, codes come up on odometer) New ht leads & plugs Scoped ignition 3ms burn time Spark lines equal Ignition primary 400 volts O2 sensor signal ok Throttle positi...

4 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

1997 Jeep Grand Cherokee Limited

VIN 1J4GZB8S2T
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursIdle
Message Closed w/Summary

car Vehicle Data

1997 Jeep Grand Cherokee Limited

VIN 1J4GZB8S2T
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursIdle