• | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
• | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
• | Diagnostic Procedure Instructions provides an overview of each diagnostic category. |
The rear differential clutch control module (RDCCM) is required to have the correct calibration data (matching ID) stored in the memory from the AWD coupling control, and is part of the programming used to perform all wheel drive functions.
• | The ignition switch is in the ON position. |
• | Ignition voltage is greater than 9 volts. |
The calibration data (matching ID) of the RDCCM is not programmed or incorrectly programmed.
One or more of the following actions may occur:
• | All Wheel Drive Off (AWD Disabled) DIC message. |
• | Service All Wheel Drive (Service AWD) DIC message. |
• | The condition for the DTC is no longer present. |
• | The DTC is not detected in 40 consecutive drive cycles. |
Transfer Case Control Connector End Views
All-Wheel Drive Description and Operation
Control Module References for Scan Tool Information
Verify that DTC C0558 is not set.
If the DTC is set, calibrate the RDCCM. If the DTC resets, replace the RDCCM.
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for RDCCM replacement, setup, and programming