2010 Cadillac Truck SRX AWD V6-3.0L Page 600

2010 Cadillac Truck SRX AWD V6-3.0L Page 600

* Fuse Block Replacement (See: Maintenance/Fuses and Circuit Breakers/Fuse Block/Service and Repair/Removal and Replacement/Fuse

Block Replacement)

* Control Module References (See: Testing and Inspection/Programming and Relearning)for BCM replacement, setup and programming

B2897

DTC B2897

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptors

DTC B2897 02

- Steering Column Lock Motor Lock Circuit Short to Ground

DTC B2897 05

- Steering Column Lock Motor Lock Circuit High Voltage/Open

Diagnostic Fault Information

Circuit/System Description

The vehicle theft deterrent subsystem provides the capability to lock or unlock the steering electrically. The steering column lock control module is

allowed to unlock when power mode transitions to a non off power mode and an authenticated driver identification device is present. Once the

column is unlocked, a crank request can be allowed.

Conditions for Running the DTC

* The ignition is in OFF, ACCESSORY or RUN position.

* The system voltage is between 9-16 V.

Conditions for Setting the DTC

B2897 02

The steering column lock enable input circuit is shorted to ground.

B2897 05

The steering column lock enable input circuit is open or shorted to battery.

Action Taken When the DTC Sets

* DTC B2897 is stored in the steering column lock control module memory.

* The steering column lock control module will command the driver information center to display the service column lock warning message.

* The steering column lock control module indicator is ON.

Conditions for Clearing the DTC

The steering column lock control module has received a lock command and detects no longer a malfunction in the steering column lock circuit.

Reference Information

Schematic Reference

Column Lock Schematics (See: Diagrams/Electrical Diagrams/Steering/Steering Column)

Connector End View Reference

Component Connector End Views (See: Diagrams/Connector Views/Connector End Views By Name)

Description and Operation