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Home › Jeep › 2007 › Grand Cherokee Laredo, 3.0 M › Repair and Diagnosis › Engine Performance › System › Diesel - DTCS P0100 To P0197 › P0135-O2 Sensor 1/1 Heater Performance › Set Conditions

Set Conditions

Set Condition:
The ECM detects an implausible voltage on the (K99) O2 1/1 Heater Control circuit for 2.0 seconds.