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Home >> Chrysler >> 2007 >> Aspen 5.7 2, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0016 To P0123 >> P0032-O2 Sensor 1/1 Heater Circuit High >> Possible Causes

Possible Causes

Possible Causes 
(K99) O2 1/1 HEATER CONTROL CIRCUIT OPEN
(Z43) O2 1/1 HEATER GROUND CIRCUIT OPEN
(K99) O2 1/1 HEATER CONTROL CIRCUIT SHORTED TO VOLTAGE
1/1 O2 SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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