B1245

DTC B1245-B1247 or B1249

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 B1245 00
- CD-Changer Malfunction

DTC B1245 61
- CD-Changer Loading Sledge Malfunction

DTC B1246 00
- CD-Change Track Read Error

DTC B1247 13
- CD-Change High Temperature

DTC B1249 08
- CD-Change Table of Contents Read Error

Circuit/System Description

The radio monitors the CD change for any errors or malfunctions during operation.

Conditions for Running the DTC

This test runs continuously.

Conditions for Setting the DTC

A malfunction is detected in the CD changer.

Action Taken When the DTC Sets

CD changer operation will be disabled.

Conditions for Clearing the DTC

The DTC will clear when a CD change malfunction is no longer detected.

Reference Information
Schematic Reference

Radio/Navigation System Schematics (Radio/Navigation System Schematics)
Connector End View Reference

Component Connector End Views (Connector Views)
Description and Operation

Radio/Audio System Description and Operation (Radio/Audio System 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 Verification

Note: Allow the entertainment system to cool if the ambient temperature inside the vehicle is in excess before proceeding with this diagnostic procedure.

1. Ignition ON, with a scan tool clear all DTCs.
2. Radio ON, play a known good CD.

• If the DTC resets, replace the radio.

Repair Instructions

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

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