POSSIBLE CAUSES
| Possible Causes |
|---|
| (X201) LEFT FRONT SPEAKER (+) CIRCUIT SHORTED TO GROUND |
| (X291) LEFT FRONT SPEAKER (-) CIRCUIT SHORTED TO GROUND |
| LEFT FRONT SPEAKER |
| LEFT FRONT INSTRUMENT PANEL (I/P) SPEAKER |
| RADIO |
Scheme 89
Scheme 90
- CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE LEFT FRONT SPEAKERS Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Disconnect the Left Front Speaker harness connector from the Left Front Speaker. Disconnect the Left Front I/P Speaker harness connector from the Left Front I/P Speaker. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? Yes Go To 4 . No Go To 3 .
- CHECK THE LEFT FRONT I/P SPEAKER Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Re-connect the Left Front Speaker harness connector to the Left Front Speaker. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? Yes Replace the Left Front Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Left Front I/P Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE (X201) LEFT FRONT SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance between ground and the (X201) Left Front Speaker (+) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X201) Left Front Speaker (+) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 5 .
- CHECK THE (X291) LEFT FRONT SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X291) Left Rear Speaker (-) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X291) Left Rear Speaker (-) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
With the Radio on.
The Radio detects a short to battery condition on the speaker output circuit.
| Possible Causes |
|---|
| (X201) LEFT FRONT SPEAKER (+) CIRCUIT SHORTED TO VOLTAGE |
| (X291) LEFT FRONT SPEAKER (-) CIRCUIT SHORTED TO VOLTAGE |
| RADIO |
Scheme 91
Scheme 92
- CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1402-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT HIGH? 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK FOR VOLTAGE ON THE (X201) LEFT FRONT SPEAKER (+) CIRCUIT Turn the ignition off. Disconnect the Radio harness connector. Disconnect the Left Front Door Speaker harness connector. Disconnect the Left Front I/P Speaker harness connector. Turn the ignition on. Measure the voltage between ground and the (X201) Left Front Speaker (+) circuit. Is there any voltage present? Yes Repair the (X201) Left Front Speaker (+) circuit for a short to voltage. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 3 .
- CHECK FOR VOLTAGE ON THE (X291) LEFT FRONT SPEAKER (-) CIRCUIT Measure the voltage between ground and the (X291) Left Front Speaker (-) circuit. Is there any voltage present? Yes Repair the (X291) Left Front Speaker (-) circuit for a short to voltage. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
With the Radio on.
The Radio detects an open condition on the speaker output circuit.
| Possible Causes |
|---|
| (X201) LEFT FRONT SPEAKER (+) CIRCUIT OPEN |
| (X291) LEFT FRONT SPEAKER (-) CIRCUIT OPEN |
| LEFT FRONT SPEAKER |
| LEFT FRONT INSTRUMENT PANEL (I/P) SPEAKER |
| RADIO |
Scheme 93
Scheme 94
Scheme 95
Scheme 96
- CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1403-FRONT LEFT 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE LEFT FRONT SPEAKER Turn the ignition off. Disconnect the Left Front Speaker. 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 Left Front Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 3 .
- CHECK THE LEFT FRONT I/P SPEAKER Turn the ignition off. Disconnect the Left Front I/P Speaker. 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 Left Front I/P Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 4 .
- CHECK THE (X201) LEFT FRONT SPEAKER (+) CIRCUIT FOR AN OPEN Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance of the (X201) Left Front Speaker (+) circuit between the Radio connector, and the Left Front Speaker harness connector and the Left Front I/P Speaker harness. Is the resistance below 5.0 Ohms? Yes Go To 5 . No Repair an open in the (X201) Left Front Speaker (+) circuit. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE (X291) LEFT FRONT SPEAKER (-) CIRCUIT FOR AN OPEN Measure the resistance of the (X291) Left Front Speaker (-) circuit between the Radio connector, and the Left Front Speaker harness connector and the Left Front I/P Speaker harness. Is the resistance below 5.0 Ohms? Yes Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Repair an open in the (X291) Left Front Speaker (-) circuit. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
Scheme 97
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .
With the Radio on.
The Radio detects a short to ground condition on the speaker output circuit.
| Possible Causes |
|---|
| (X202) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT SHORTED TO GROUND |
| (X292) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT SHORTED TO GROUND |
| RIGHT FRONT SPEAKER |
| RIGHT FRONT INSTRUMENT PANEL (I/P) SPEAKER |
| RADIO |
Scheme 98
Scheme 99
- CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW? 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE RIGHT FRONT SPEAKERS Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Disconnect the Right Front Speaker harness connector from the Right Front Speaker. Disconnect the Right Front I/P Speaker harness connector from the Right Front I/P Speaker. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW? Yes Go To 4 . No Go To 3 .
- CHECK THE RIGHT FRONT I/P SPEAKER Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Re-connect the Right Front Speaker harness connector to the Right Front Speaker. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW? Yes Replace the Right Front Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Right Front I/P Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE (X202) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance between ground and the (X202) Right Front Door Speaker (+) circuit Is the resistance below 5.0 Ohms? Yes Repair the (X202) Right Front Door Speaker (+) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 5 .
- CHECK THE (X292) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X292) Right Front Door Speaker (-) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X292) Right Front Door Speaker (-) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
With the Radio on.
The Radio detects a short to battery condition on the speaker output circuit.
| Possible Causes |
|---|
| (X202) RIGHT FRONT DOOR SPEAKER (+) SHORTED TO VOLTAGE |
| (X292) RIGHT FRONT DOOR SPEAKER (-) SHORTED TO VOLTAGE |
| RADIO |
Scheme 100
Scheme 101
- CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool display active: B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH? 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK FOR VOLTAGE ON THE (X202) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT Turn the ignition off. Disconnect the Radio harness connector. Disconnect the Right Front Door Speaker harness connector. Disconnect the Right Front I/P Speaker harness connector. Turn the ignition on. Measure the voltage between ground and the (X202) Right Front Door Speaker (+) circuit. Is there any voltage present? Yes Repair the (X202) Right Front Door Speaker (+) circuit for a short to voltage. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 3 .
- CHECK FOR VOLTAGE ON THE (X292) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT Measure the voltage between ground and the (X292) Right Front Door Speaker (-) circuit. Is there any voltage present? Yes Repair the (X292) Right Front Door Speaker (-) circuit for a short to voltage. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
With the Radio on.
The Radio detects an open condition on the speaker output circuit.
| Possible Causes |
|---|
| (X202) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT OPEN |
| (X292) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT OPEN |
| RIGHT FRONT SPEAKER |
| RIGHT FRONT INSTRUMENT PANEL (I/P) SPEAKER |
| RADIO |
Scheme 102
Scheme 103
Scheme 104
Scheme 105
- CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1407-FRONT 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE RIGHT FRONT SPEAKER Turn the ignition off. Disconnect the Right Front Speaker. 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 Front Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 3 .
- CHECK THE RIGHT FRONT I/P SPEAKER Turn the ignition off. Disconnect the Right Front I/P Speaker. 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 Front I/P Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 4 .
- CHECK THE (X202) RIGHT FRONT DOOR SPEAKER (+) FOR AN OPEN Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance of the (X202) Right Front Door Speaker (+) circuit between the Radio connector and the Right Front Door Speaker harness connector and the Right Front I/P Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Go To 5 . No Repair an open in the (X202) Right Front Door Speaker (+) circuit. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE (X292) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT FOR AN OPEN Measure the resistance of the (X292) Right Front Door Speaker (-) circuit between the Radio connector and the Right Front Door Speaker harness connector and the Right Front I/P Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Repair an open in the (X292) Right Front Door Speaker (-) circuit. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
Scheme 106
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .
Note. There are two versions of the B1409 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 B1409-PREMIUM test. If the vehicle is not equipped with an Amplifier use the B1409-BASE test.
With the Radio on.
The Radio detects a short to ground condition on the speaker output circuit.
| Possible Causes |
|---|
| (X303) LEFT REAR SPEAKER (+) CIRCUIT SHORTED TO GROUND |
| (X393) LEFT REAR SPEAKER (-) CIRCUIT SHORTED TO GROUND |
| LEFT REAR SPEAKER |
| RADIO |
Scheme 107
Scheme 108
- CHECK FOR AN INTERMITTENT CONDITION Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the rear and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK LEFT REAR SPEAKER Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Disconnect the Left Rear Speaker harness connector from the Left Rear Speaker. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? Yes Go To 3 . No Replace the Left Rear Speaker in accordance with the Service Information. Refer to «SPEAKER, REMOVAL»(ref-485490-S25753458902012071300000) . Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE (X303) LEFT REAR SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance between ground and the (X303) Left Rear Speaker (+) circuit. NOTE: On the Left Rear Speaker harness connector cavity 1 is the (X303) on (JS27) and cavity 3 is the (X303) on (JS41) Is the resistance below 5.0 Ohms? Yes Repair the (X303)Left Rear Speaker (+) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 4 .
- CHECK THE (X393) LEFT REAR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X393) Left Rear Speaker (-) circuit. NOTE: On the Left Rear Speaker harness connector cavity 3 is the (X393) on (JS27) and cavity 1 is the (X393) on (JS41) Is the resistance below 5.0 Ohms? Yes Repair the (X393) Left Rear Speaker (-) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
Scheme 109
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .
Note. There are two versions of the B1409 DC 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 B1409-PREMIUM test. If the vehicle is not equipped with an Amplifier use the B1409-BASE test.
With the Radio on.
The Radio detects a short to ground condition on the audio output circuit.
| Possible Causes |
|---|
| (X51) LEFT REAR AUDIO (+) CIRCUIT SHORTED TO GROUND |
| (X57) LEFT REAR AUDIO (-) CIRCUIT SHORTED TO GROUND |
| AMPLIFIER |
| RADIO |
Scheme 110
Scheme 111
Scheme 112
- CHECK FOR AN INTERMITTENT CONDITION Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the rear and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? 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 «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE AMPLIFIER Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Disconnect the Amplifier harness connector from the Amplifier. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW? Yes Go To 3 . No Replace the Amplifier in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .
- CHECK THE (X51) LEFT REAR AUDIO (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance between ground and the (X51) Left Rear Audio (+) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X51) Left Rear Audio (+) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Go To 4 .
- CHECK THE (X57) LEFT REAR AUDIO (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X57) Left Rear Audio (-) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X57) Left Rear Audio (-) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) . No Replace the Radio in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «BODY VERIFICATION TEST»(ref-485529-S24369246162012071300000) .