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Home >> Dodge and Ram >> 2023 >> ProMaster 2500 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B1000-44 To B1072-11 >> DTC Troubleshooting >> B1048-14-Mirror_REARWINDOW Heater Command - Circuit Short To Ground Or Open >> Possible Causes

Possible Causes

Possible Causes
DRIVER HEATED MIRROR SUPPLY CIRCUIT SHORTED TO GROUND
DRIVER HEATED MIRROR SUPPLY CIRCUIT OPEN
HEATED MIRROR RELAY
BODY CONTROL MODULE (BCM)

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

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