C0558

DTC C0558

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis Strategy Based Diagnosis for an overview of the diagnostic approach.

* Diagnostic Procedure Instructions Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descriptor

DTC C0558 4B

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Calibration Data Not Programmed

Circuit/System Description

The rear differential clutch control module (CCM) 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.

Conditions for Running the DTC

Ignition voltage is greater than 9 volts.

Conditions for Setting the DTC

The calibration data (matching ID) of the CCM is not programmed or incorrectly programmed.

Action Taken When the DTC Sets

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

Conditions for Clearing the DTC

* The condition for the DTC is no longer present.

* The DTC is not detected in 40 consecutive drive cycles.

Reference Information

Schematic Reference

Rear Axle Schematics Electrical Diagrams

Connector End View Reference

Component Connector End Views A/C Compressor Clutch

Description and Operation

Rear Drive Axle Description and Operation Description and Operation

Electrical Information Reference

* Circuit Testing Circuit Testing

* Connector Repairs Connector Repairs

* Testing for Intermittent Conditions and Poor Connections Testing for Intermittent Conditions and Poor Connections

* Wiring Repairs Wiring Repairs

Scan Tool Reference

Control Module References Programming and Relearning for scan tool information

Circuit/System Verification

Verify that DTC C0558 is not set.

If the DTC is set, calibrate the CCM. If the DTC resets, replace the CCM.

Repair Instructions

Perform the Diagnostic Repair Verification Verification Tests after completing the diagnostic procedure.

Control Module References Programming and Relearning for CCM replacement, setup, and programming