• Perform the Diagnostic System Check prior to using this diagnostic procedure:Diagnostic System Check - Vehicle
• Review the description of Strategy Based Diagnosis:Strategy Based Diagnosis
• An overview of each diagnostic category can be found here:Diagnostic Procedure Instructions

• Symptom Byte:39–Internal Malfunction

The compass module uses low-field magnetic sensing to sense vehicle directional and heading information.

For an overview of the component/system, refer to:Instrument Cluster Description and Operation

Ignition » On / Vehicle » In Service Mode

K9 Body Control ModuleDetectedK18 Compass Module=Internal Malfunction

P17 Info Display ModuleorP16 Instrument ClusterDisplays&uot;--&uot;

The conditions for setting the DTC no longer exist.

Instrument Cluster Schematics

Master Electrical Component List

• Circuit Testing
• Connector Repairs
• Testing for Intermittent Conditions and Poor Connections
• Wiring Repairs

Control Module References

1. Ignition » On / Vehicle » In Service Mode
2. Verify DTC B0931 is not set
• If the DTC is set

  Replace the component:K18 Compass Module

• If the DTC is not set
3. All OK.

Perform the Diagnostic Repair Verification after completing the repair:Diagnostic Repair Verification

Displays and Gauges Component Replacement Reference