Was the Transfer Case Diagnostic System Check performed?

Go to Step 2

Go to Diagnostic System Check - Transfer Case

2

1. Turn ON the ignition, with the engine OFF.
2. Install a scan tool.
3. Use the scan tool in order to command SERVICE 4WD message ON.

Does the SERVICE 4WD message turn ON?

Go to Step 3

Go to Instrument Cluster Replacement in Instrument Panel, Gauges, and Console

Replace the transfer case shift control module. Refer to Transfer Case Shift Control Module Replacement .

Did you complete the replacement?

Go to Step 4

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1. Use the scan tool in order to clear any DTCs .
2. Operate the vehicle within the conditions for allowing the symptom to re-occur.

Does the symptom re-occur?

Go to Step 2

System OK