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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (2.0L - DTCS P1E27 To P2072) >> DTC Troubleshooting >> P1E7C Catalyst Temperature Sensor Module "A" Performance >> Possible Causes

Possible Causes

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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:  2.0L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .