2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 876

2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 876

Scan Tool Reference

Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information

Circuit/System Verification

Verify that DTC C0186, C0196, C0253, or C0710 is not set.

If any of the DTCs are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle (See: Diagnostic Trouble Code Descriptions/Diagnostic

Trouble Code (DTC) List - Vehicle)

C0253

DTC C0253

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 Descriptor

DTC C0253 00

- Centering Error

Circuit/System Description

The electronic brake control module (EBCM) receives serial data messages from the steering wheel position sensor identifying the position and

direction of the steering wheel rotation.

Conditions for Running the DTC

Ignition ON.

Conditions for Setting the DTC

The calculated steering angle from the steering wheel position sensor does not correlate with the steering angle calculated from the yaw rate.

Action Taken When the DTC Sets

One or more of the following actions may occur:

* The EBCM disables the antilock brake system (ABS)/traction control system (TCS) and vehicle stability enhancement system (VSES) for the

duration of the ignition cycle.

* The ABS indicator illuminates.

* The Stabilitrak indicator illuminates.

* The driver information center (DIC) displays All Wheel Drive Off/Service Traction Control/Service Stabilitrak message.

Conditions for Clearing the DTC

* The condition for the DTC is no longer present.

* The EBCM clears the history DTC when a current DTC is not detected in 100 consecutive drive cycles.

Reference Information

Schematic Reference

Antilock Brake System Schematics (See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Diagrams/Electrical Diagrams)

Connector End View Reference

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

Description and Operation

ABS Description and Operation (See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Description and Operation/ABS

Description and Operation)