B0931

DTC B0931

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (Initial Inspection and Diagnostic Overview) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (Initial Inspection and Diagnostic Overview) for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions (Initial Inspection and Diagnostic Overview) provides an overview of each diagnostic category.

DTC Descriptor
DTC B0931
- Compass Sensor Circuit

Circuit Description

The internal fault detection of the compass is handled by the instrument panel cluster (IPC).

Conditions for Running the DTC

The IPC monitors the analog input value at power up.

Conditions for Setting the DTC

The IPC does not detect the compass sensor. This may be due to a faulty sensor.

Action Taken When the DTC Sets

The DTC will be set and stored in non-volatile memory.

Conditions for Clearing the DTC

* The DTC becomes history when the driver information center (DIC) no longer detects a failure.
* The history DTC clears after 100 fault-free ignition cycles.

Reference Information
Schematic Reference

Instrument Cluster Schematics (Instrument Cluster Schematics)
Connector End View Reference

Component Connector End Views (Connector Views)
Description and Operation

Driver Information Center (DIC) Description and Operation (Description and Operation)
Electrical Information Reference

* Circuit Testing (Component Tests and General Diagnostics)
* Connector Repairs (Component Tests and General Diagnostics)
* Testing for Intermittent Conditions and Poor Connections (Component Tests and General Diagnostics)
* Wiring Repairs (Component Tests and General Diagnostics)

Scan Tool Reference

Control Module References (Programming and Relearning)

Circuit/System Testing

Ignition ON, verify with a scan tool that the DTC is a history DTC.

If not a history DTC, test or replace the IPC

Repair Instructions

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

Control Module References (Programming and Relearning) for IPC replacement, setup, and programming