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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Battery Pack Control Module (BPCM) - DTCS B1CE9-00 To P0A9E-00) >> DTC Troubleshooting >> B273C-00 Digital Crash Input >> Possible Causes

Possible Causes

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Possible Causes
AIR BAG DEPLOYMENT SIGNAL CIRCUIT FAILURE
AIR BAG DEPLOYMENT SIGNAL 2 CIRCUIT FAILURE
MISSING DIGITAL CRASH INPUT MESSAGE
BATTERY PACK CONTROL MODULE (BPCM)
OCCUPANT RESTRAINT CONTROLLER (ORC)

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