Displays and Gages

DTC B2961

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 B2961 8
- Switch Position Ignition Key Circuit Malfunction

DTC B2961 5A
- Ignition/Start/Stop Switch Timeout

Circuit/System Description

The ignition switch is integrated into the steering column control module (SCCM). The steering column module provides power to the ignition switch. The SCCM monitors the ignition switch position and evaluates the switch position for any failures or malfunctions. The SCCM detects the position of the key and sends this information via the serial data circuit to other modules.

Conditions for Running the DTC

The system voltage is between 9-16 volts.

Conditions for Setting the DTC

* Unplausible state at the ignition switch.
* Ignition switch position evaluation failure.

Action Taken When the DTC Sets

* The SCCM stores DTC B2961 in memory.
* System power mode stays in the current value

Conditions for Clearing the DTC

* Plausible state of the ignition switch.
* The history DTC clears after 100 malfunction-free warm-up cycles.

Reference Information
Schematic Reference

Audible Warnings Schematics (Audible Warnings Schematics)
Connector End View Reference

Component Connector End Views (Connector Views)
Description and Operation

Audible Warnings Description and Operation (Audible Warnings 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) for scan tool information

Circuit/System Testing

1. Cycle the ignition switch through the various power modes and verify the DTC does not reset.

• If the DTC resets, replace the steering column module.

Repair Instructions

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

Control Module References (Programming and Relearning) for the Steering Column Control Module replacement, setup and programming