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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1349 (Body Control Module (BCM) - DTCS U1411-09 To U1990-83) >> DTC Troubleshooting >> U1803-08-Lin 3-Bus Signal/Message Failure >> Possible Causes

Possible Causes

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Possible Causes
LIN BUS 3 CIRCUIT SHORTED TO VOLTAGE
LIN BUS 3 CIRCUIT SHORTED TO GROUND
DRIVER WINDOW SMART MOTOR (WSMD)
PASSENGER WINDOW SMART MOTOR (WSMP)
LEFT REAR WINDOW SMART MOTOR (WSMLR)
RIGHT REAR WINDOW SMART MOTOR (WSMRR)
DRIVER SIDE (MASTER) WINDOW SWITCH
BODY CONTROL MODULE (BCM)

Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .