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DTC B1240

Diagnostic Instructions
    • Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
    • Review Strategy Based Diagnosis for an overview of the diagnostic approach.
    • Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descriptor

DTC B1240 00: CD Mechanism Malfunction

Circuit/System Description

The radio monitors the CD mechanism 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 mechanism.

Action Taken When the DTC Sets

CD operation will be disabled.

Conditions for Clearing the DTC

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

Reference Information

Schematic Reference

Radio/Navigation System Schematics

Connector End View Reference

Component Connector End Views

Description and Operation

Radio/Audio System Description and Operation

Electrical Information Reference

    •  Circuit Testing
    •  Connector Repairs
    •  Testing for Intermittent Conditions and Poor Connections
    •  Wiring Repairs

Scan Tool Reference

Control Module References for scan tool information

Circuit/System Verification
  1. Ignition ON, with a scan tool clear all DTCs.
  2. Radio ON, play a known good CD. Eject and reinsert the CD several times.
    3. ⇒If the DTC resets, replace the radio.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for radio replacement, programming, and setup

   


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