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Home >> Jeep >> 2021 >> Cherokee High Altitude, Full Time T/Case Control >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P152C To P2172 >> DTC Troubleshooting >> P1E7C-Catalyst Temperature Sensor Module "A" Performance >> Possible Causes
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Possible Causes

Possible Causes
HIGH RESISTANCE IN THE GPF TEMPERATURE SENSOR FUSED B+ CIRCUIT
HIGH RESISTANCE IN THE GPF TEMPERATURE SENSOR GROUND CIRCUIT
GPF TEMPERATURE SENSOR MODULE
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .