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Home >> Jeep >> 2021 >> Compass Altitude, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B106A-12 To B1800-11 >> DTC Troubleshooting >> B1642-15-Rear Left Turn Lamp Control-Circuit Short To Battery Or Open >> Possible Causes

Possible Causes

Possible Causes
LEFT REAR TURN LAMP DRIVER CIRCUIT SHORTED TO VOLTAGE
LEFT REAR TURN LAMP DRIVER CIRCUIT OPEN
GROUND CIRCUIT OPEN
LEFT REAR TURN LAMP
BODY CONTROL MODULE (BCM)

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