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Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B10B3-12 To B168E-2A >> DTC Troubleshooting >> B1642-15-Rear Left Turn Lamp Control-Circuit Short To Battery Or Open >> Possible Causes
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Possible Causes

Possible Causes
GROUND CIRCUIT OPEN
LEFT REAR TURN LAMP DRIVER CIRCUIT OPEN OR SHORTED TO VOLTAGE (IF EQUIPPED)
LEFT STOP LAMP DRIVER CIRCUIT OPEN OR SHORTED TO VOLTAGE (IF EQUIPPED)
LEFT STOP/TURN LAMP DRIVER CIRCUIT OPEN OR SHORTED TO VOLTAGE (IF EQUIPPED)
LEFT REAR LIGHTING FAULT SENSE CIRCUIT OPEN (IF EQUIPPED)
LEFT REAR TURN LAMP (BASE LAMP)
LEFT TAIL LAMP ASSEMBLY (PREMIUM LAMP)
BODY CONTROL MODULE (BCM)

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