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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Battery Pack Control Module (BPCM) - DTCS P1C01-00 To U0100-00) >> DTC Troubleshooting >> P2D54-00 Hybrid/EV Battery Pack Coolant Temperature Sensor "C" Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
HV BATTERY COOLING SYSTEM FAILURE
BATTERY TEMPERATURE ABOVE 125.0° C
COOLANT TEMP INLET SIGNAL SHORTED TO GROUND
COOLANT TEMP INLET RETURN SHORTED TO GROUND
BATTERY PACK CONTROL MODULE (BPCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  and/or  BPCM PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .