Transfer Case Shift Motor Wire Harness Connector Not Secured
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the
technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set:
? U0418-00 - Implausible Data Received From Brake System Control Module.
? C1444-98 - T-Case Motor Overuse-Component or System Over Temperature.
? C00A8-13 - 4WD/AWD Transfer Case Unit Actuator Position Sensor B-Circuit Open.
? C00A7-13 - 4WD/AWD Transfer Case Unit Actuator Position Sensor A-Circuit Open.
? C149E-64 - Transfer Case Motor Position Sensor-Signal Plausibility Failure.
? C1423-64 - Transfer Case Internal Performance-Signal Plausibility Failure.
? C1406-13 - Transfer Case Brake Control-Circuit Open.
? C1477-4B - Transfer Case Clutch-Over Temperature.
? C140A-13 - Transfer Case Motor Control-Circuit Open.
? U041E-00 - Invalid Data Received From All Wheel Drive Control Module.
? U0422-00 - Implausible Data Received From Body Control Module.
? U0418-00 - Implausible Data Received From Brake System Control Module 1.
? U041E-00 - Invalid Data Received Form All Wheel Drive Control Module.
? U0403-00 - Implausible Data Received From T-Case.
The customer may also comment on the following:
? 4WD Service light displayed in the Instrument Panel Cluster (IPC).
This bulletin involves performing a push?pull?push test on the transfer case shift motor wire harness connector.
