Chime Malfunction

Chime Malfunction

Diagnostic Instructions

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

Circuit/System Description

The radio generates the audible warning through the left speaker. The radio receives audible warning requests via the serial data circuit from the instrument panel cluster (IPC) or the body control module (BCM).

Circuit/System Testing

Important: Before performing this diagnostics, make sure no indicator(s) are illuminated after the IPC performs the displays test. If any indicators are illuminated after the bulb test, perform the indicator diagnostics before this diagnostic.

Chime Always On

1. Ignition ON, headlamp switch OFF, verify the scan tool Headlamp Switch ON parameter is Inactive.

• If not Inactive, refer to Headlamps Malfunction. Headlamps Malfunction

2. Ignition ON, park lamp switch OFF, verify the scan tool Park Lamp Switch parameter is Inactive.

• If not Inactive, refer to Park, License, and/or Tail Lamps Malfunction. Park, License, and/or Tail Lamps Malfunction

3. Ignition ON, doors closed, verify the scan tool Door Ajar Switch parameters are Inactive.

• If not Inactive, refer to Courtesy Lamps Malfunction. Courtesy Lamps Malfunction

4. Ignition OFF, key out of the ignition, verify the scan tool Key In Ignition Status parameter is Key Out.

• If not Key Out, test the ignition 0 voltage signal circuit connector X1 terminal 2 at the BCM for a short to voltage. If the circuit tests normal, replace the ignition switch.

5. If all circuits test normal, replace the BCM.

Chime Inoperative

1. Ignition OFF, key in the ignition, open the driver door. The courtesy lamps should illuminate.

• If the courtesy lamps do not illuminate, refer to Courtesy Lamps Malfunction. Courtesy Lamps Malfunction

2. Ignition ON, radio ON, adjust the radio balance and fade to the left front speaker.

• If the speaker does not operate properly, refer to Speaker Malfunction. Speaker Malfunction

3. If the speaker operates properly, replace the radio.

Repair Instructions

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

* Ignition and Start Switch Replacement