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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B1000-44 To B1072-71 >> DTC Troubleshooting >> B1042-13-Front Light Led Unit Left Power Supply-Circuit Open >> Possible Causes

Possible Causes

Possible Causes
LEFT DRL LAMP DRIVER CIRCUIT OPEN OR HIGH RESISTANCE
GROUND CIRCUIT OPEN OR HIGH RESISTANCE
LEFT DRL LED CONTROL UNIT
BODY CONTROL MODULE (BCM)

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