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B1406






B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH






For a complete wiring diagram refer to Diagrams/Electrical.






Diagnostic Test

1. INTERMITTENT CONDITION

Turn the ignition on, then off, and then on again.

With the scan tool, read Radio DTCs.

Does the scan tool display active: B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH?

Yes

- Go To 2

No

- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

2. CHECK FOR VOLTAGE ON THE (X154) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT





Turn the ignition off.

Disconnect the Radio C1 harness connector.

Disconnect the Right Front Door Speaker harness connector.

Turn the ignition on.

Measure for voltage on the (X154) Right Front Door Speaker (+) circuit.

Is the voltage above 10.0 volts?

Yes

- Repair the (X154) Right Front Door Speaker (+) circuit for a short to voltage.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Go To 3
-

3. CHECK FOR VOLTAGE ON THE (X156) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT





Turn the ignition on.

Measure for voltage on the (X156) Right Front Door Speaker (-) circuit.

Is the voltage above 10.0 volts?

Yes

- Repair the (X156) Right Front Door Speaker (-) circuit for a short to voltage.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Replace the Radio.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test