Base
B2001-11-FRONT LEFT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO GROUND - BASE
For a complete wiring diagram, refer to the Wiring Information.
NOTE: There are two versions of the B2001-11 DTC test. In order to select the proper test you must know if the vehicle is equipped with an Amplifier. If the vehicle is equipped with an Amplifier use the B2001-11-PREMIUM test. If the vehicle is not equipped with an Amplifier use the B2001-11-BASE test.
Theory of Operation
The (X201) Left Front Door Speaker (+) circuit and the (X291) Left Front Door Speaker (-) circuit are outputs of the Radio. The Radio controls and monitors these circuits for a concern.
For a detailed description of the Audio System. Audio And Video - Description.
For additional information regarding the operation of the Audio System. Audio And Video - Operation.
- When Monitored:
With the ignition on.
- Set Condition:
The Radio detects a short to ground condition on the speaker output circuit.
1. CHECK FOR AN INTERMITTENT CONDITION
NOTE: This vehicle has a Front Tweeter wired in parallel with the Front Speaker.
1. Turn the ignition on and open one of the front doors.
NOTE: A front door must remain open whenever checking or erasing Radio DTCs.
2. Using the scan tool, record and erase the Radio DTCs.
3. Cycle the ignition switch from on to off, wait five seconds and then back to on.
4. Turn the radio on and set the volume to 25.
5. Adjust the speakers to the front and center.
6. Using the scan tool, read the active Radio DTCs.
Does the scan tool display active: B2001-11 FRONT LEFT AUDIO SPEAKER OUTPUT- CIRCUIT SHORT TO GROUND?
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.Body Verification Test.
2. CHECK THE LEFT FRONT SPEAKERS
1. Make sure one of the front doors is still open.
2. Using the scan tool, erase the DTCs.
3. Turn the ignition off.
4. Disconnect the Left Front Door Speaker harness connector.
5. Disconnect the Left Front Tweeter harness connector from the Left Front Tweeter.
6. Turn the ignition on.
7. Turn the radio on and set the volume to 25.
8. Using the scan tool, read the active Radio DTCs.
Does the scan tool display active: B2001-11 FRONT LEFT AUDIO SPEAKER OUTPUT- CIRCUIT SHORT TO GROUND?
Yes
- Go To 4
No
- Go To 3
3. CHECK THE LEFT FRONT SPEAKER
1. Make sure one of the front doors is still open.
2. Using the scan tool, erase the DTCs.
3. Turn the ignition off.
4. Re-connect the Left Front Tweeter harness connector from the Left Front Tweeter.
5. Turn the ignition on.
6. Turn the radio on and set the volume to 25.
7. Using the scan tool, read the active Radio DTCs.
Does the scan tool display active: B2001-11 FRONT LEFT AUDIO SPEAKER OUTPUT- CIRCUIT SHORT TO GROUND?
Yes
- Replace the Left Front Tweeter. Tweeter.
- Perform the BODY VERIFICATION TEST.Body Verification Test.
No
- Replace the Left Front Door Speaker. Front Door.
- Perform the BODY VERIFICATION TEST.Body Verification Test.
4. CHECK THE (X201) LEFT FRONT DOOR SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND
1. Turn the ignition off.
2. Disconnect the Radio harness connector.
3. Measure the resistance between ground and the (X201) Left Front Door Speaker (+) circuit.
Is the resistance below 5.0 Ohms?
Yes
- Repair the (X201) Left Front Door Speaker (+) circuit for a short to ground.
- Perform the BODY VERIFICATION TEST.Body Verification Test.
No
- Go To 5
5. CHECK THE (X291) LEFT FRONT DOOR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND
1. Measure the resistance between ground and the (X291) Left Front Door Speaker (-) circuit.
Is the resistance below 5.0 Ohms?
Yes
- Repair the (X291) Left Front Door Speaker (-) for a short to ground.
- Perform the BODY VERIFICATION TEST.Body Verification Test.
No
- Replace the Radio.Radio - Removal.
- Perform the BODY VERIFICATION TEST.Body Verification Test.