Diagnostic Test
- CHECK FOR AN INTERMITTENT CONDITION NOTE:
A front door must remain open whenever checking or erasing Radio DTCs.
- With the scan tool, record and erase the Radio DTCs.
- Cycle the ignition switch from on to off, wait five seconds and then back to on.
- Turn the Radio on and set the volume to 25.
- Adjust the speakers to the Rear and center.
- With the scan tool, read the active Radio DTCs.
Does the scan tool display active: B2004-13 REAR RIGHT AUDIO SPEAKER OUTPUT- CIRCUIT OPEN?
Yes
- Go To 2
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- CHECK THE RIGHT REAR SPEAKER
- Turn the ignition off.
- Disconnect the Right Rear Speaker harness connector.
- Measure the resistance of the speaker between the two terminals.NOTE:
The graphic shows the connector for reference only. Measure between the speaker terminals.
Is the resistance above 5.0 Ohms?
Yes
- Replace the Right Rear Speaker in accordance with the Service Information. Refer to SPEAKER, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Go To 3
- CHECK THE (X304) RIGHT REAR SPEAKER (+) CIRCUIT FOR AN OPEN
- Disconnect the Radio harness connector.
- Measure the resistance of the (X304) Right Rear Speaker (+) circuit between the Radio harness connector and the Right Rear Speaker harness connector.
Is the resistance below 5.0 Ohms?
Yes
- Go To 4
No
- Repair the (X304) Right Rear Speaker (+) circuit for an open.
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- CHECK THE (X394) RIGHT REAR SPEAKER (-) CIRCUIT FOR AN OPEN
- Measure the resistance of the (X394) Right Rear Speaker (-) circuit between the Radio harness connector and the Right Rear Speaker harness connector.
Is the resistance below 5.0 Ohms?
Yes
- Replace the Radio in accordance with the Service Information. Refer to RADIO, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Repair the (X394) Right Rear Speaker (-) circuit for an open.
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- Measure the resistance of the (X394) Right Rear Speaker (-) circuit between the Radio harness connector and the Right Rear Speaker harness connector.