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Home >> Dodge and Ram >> 2023 >> ProMaster 2500 >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> (Trailer Tow Module (TTM) - Electrical Diagnostics) >> DTC Troubleshooting >> C105C-64-Turn Light Rear Right - Signal Plausibility Failure >> Possible Causes

Possible Causes

Possible Causes
RIGHT REAR TURN LAMP FAULT
TRAILER TOW MODULE (TTM)
BODY CONTROL MODULE (BCM)

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