Schematic Reference: Audible Warnings Schematics

Did you perform the Audible Warnings Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Audible Warnings

Do any indicators illuminate when the chime sounds?

Go to Symptoms - Instrument Panel, Gages and Console

Go to Step 3

1. Turn the ignition OFF.
2. Remove the key from the ignition.
3. Turn the headlamp switch to OFF.
4. Close all of the vehicles doors.
5. Open one or more of the vehicles doors

Does the chime sound at all times regardless if the doors are open or closed?

Go to Step 16

Go to Step 4

1. Close all of the vehicles doors.
2. With a scan tool observe the Driver Door Ajar Switch and the Passenger Door Ajar Switch parameters in the BCM inputs data list or the Door Ajar Switch parameters in the DDM/PDM inputs data list.

Do all of the Door Ajar Switch parameters display Off or Inactive?

Go to Step 5

Go to Courtesy Lamps Always On in Lighting Systems

With a scan tool observe the Left Rear Cargo Door Ajar Switch and the Right Rear Door Ajar Switch parameters in the BCM inputs data list.

Do all of the Door Switch parameters display Inactive?

Go to Step 6

Go to Courtesy Lamps Always On in Lighting Systems

With a scan tool, observe the Cargo Door Ajar Switch and the Hood Ajar Switch parameters in the BCM inputs data list.

Does the Cargo Door Ajar Switch and the Hood Ajar Switch parameters display Inactive?

Go to Step 7

Go to Courtesy Lamps Always On in Lighting Systems

1. Turn the ignition OFF.
2. Remove the key from the ignition.
3. Turn the headlamp switch to OFF.
4. Open the drivers door.

Does the chime sound?

Go to Step 8

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

1. Install a scan tool.
2. Turn the ignition ON, with the engine OFF.
3. With a scan tool, observe the Parklamp Switch parameter in the BCM inputs data list.

Does the Parklamp Switch parameter display inactive?

Go to Step 9

Go to Step 11

With a scan tool, observe the Headlamp Switch parameter in the BCM inputs data list.

Does the Headlamp Switch parameter display Inactive?

Go to Step 10

Go to Step 11

1. Turn the ignition OFF.
2. Remove the key from the ignition.
3. With a scan tool, observe the Key In Ignition parameter in the BCM inputs data list.

Does the Key In Ignition parameter display No?

Go to Step 15

Go to Step 12

Test the headlamp input signal circuit and the park lamp signal circuit at the BCM for a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 21

Go to Step 13

Test the key in ignition signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 21

Go to Step 14

Inspect for poor connections at the harness connector of the headlamp switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 21

Go to Step 17

Inspect for poor connections at the harness connector of the ignition key alarm switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 21

Go to Step 18

Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 21

Go to Step 19

Inspect for poor connections at the harness connector of the radio or audio amplifier. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 21

Go to Step 20

Replace the headlamp switch. Refer to Headlamp Switch Replacement in Lighting Systems.

Did you complete the replacement?

Go to Step 21

--

Replace the ignition switch. Refer to Ignition and Start Switch Replacement in Steering Wheel and Column.

Did you complete the replacement?

Go to Step 21

--

Important: Program the replacement BCM.

Replace the BCM. Refer to Body Control Module Replacement in Body Control System.

Did you complete the replacement?

Go to Step 21

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Important: Program the replacement radio or audio amplifier.

Replace the radio. Refer to Radio Replacement or Radio Speaker Amplifier Replacement in Entertainment.

Did you complete the replacement?

Go to Step 21

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3