U103A-92

U103A-92 CAN AT (AUDIO AND TELEMATICS) BUS PERFORMANCE OR INCORRECT OPERATION

For a complete wiring diagram, refer to the Wiring Information .

- When Monitored:
Continuously when the ignition is on.

Battery voltage between 10 and 16 volts.

- Set Condition:
The controller detects a short to ground on the CAN AT Bus (+) circuit or a short to voltage on the CAN AT Bus (-) circuit.





VERIFY DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE
1. Using the scan tool, read active DTCs.

Is this DTC active?

Yes

- Perform the U103A-92 CAN AT (AUDIO AND TELEMATICS) BUS PERFORMANCE OR INCORRECT OPERATION diagnostic procedure.

No

- Stored Lost Communication DTCs Perform the Stored Lost Communication DTCs diagnostic procedure.