Audio Hardware Message Not Received

AUDIO HARDWARE MESSAGE NOT RECEIVED

For a complete wiring diagram Consult Diagrams/Electrical

- When Monitored:
With the ignition on.

- Set Condition:
The Hands Free Module does not receive the bus message from the radio indicating what kind of radio the vehicle is equipped with.





Diagnostic Test

1. ATTEMPT TO COMMUNICATE WITH THE RADIO
Turn the ignition on.
Turn the Radio on.
With the scan tool, attempt to communicate with the Radio.
Was the scan tool able to I/D or communicate with the Radio?

Yes

- Go To2

No

- REFER TO COMMUNICATION. No Response From Radio
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test.

2. HANDS FREE MODULE
With the scan tool, erase DTC's.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the scan tool, read DTC's.
Did this DTC reset?

Yes

- Replace and program the Hands Free Module.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test.

No

- Test complete.