B140B

B140B-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN





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

- When Monitored:
With the Radio on.

- Set Condition:
When the Output circuit is open for more than 3 seconds. The Radio will not set the fault if the radio confirms an amplifier is on the BUS.





1. INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, clear all Audio DTCs.
3. Turn the Radio on.
4. With the scan tool, read the DTC information.

Does the scan tool read: B140B-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?

Yes

- Go To 2

No

- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. (X205)(+) (X295)(-) AMPLIFIED LEFT REAR DOOR SPEAKER CIRCUITS.




1. Turn the ignition off.
2. Disconnect the Radio C2 harness connector.
3. Disconnect the Left Rear Door Speaker connector.
4. Measure the resistance of each speaker (X205)(+) and (X295)(-) Amplified Left Rear Door Speaker circuit between the Radio and the Speaker.

Is the resistance below 5.0 Ohms for each circuit?

Yes

- Go To 3

No

- Repair the applicable (+) or (-) Speaker circuit for an open condition.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

3. SPEAKER
1. Turn the ignition off.
2. Disconnect the Left Rear Door Speaker.
3. Turn the ignition on.
4. Turn the Radio on.
5. With the scan tool, clear all Audio DTCs.
6. With the scan tool, read the DTC information.

Does the scan tool read: B140B-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?

Yes

- Replace the Speaker.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

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