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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B1072-96 To B12AE-11 >> DTC Troubleshooting >> B1087-15-Passenger Doors Lock Status-Circuit Short To Battery Or Open >> Possible Causes

Possible Causes

Possible Causes
DOOR LOCK SW RTN PASS CIRCUIT OPEN OR HIGH RESISTANCE
DOOR LOCK SW RTN PASS CIRCUIT SHORTED TO VOLTAGE
PASSENGER INTERIOR DOOR HANDLE SWITCH
BODY CONTROL MODULE (BCM)

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