Diagnostic Procedure
WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
POWER AMP SHUTDOWN - BASE AUDIO SYSTEM - DIAGNOSTIC PROCEDURE
| TEST | ACTION |
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| 1 | Turn the ignition on. Turn the Radio on. With the DRBIII(R), erase the audio DTC's. Cycle the ignition switch from off to on and wait 10 seconds. With the DRBIII(R), read the audio DTC's. Does the DRBIII(R) display POWER AMP SHUTDOWN?
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| 2 | Turn the ignition off.
NOTE:
Perform this procedure after disconnecting each front speaker connector. Disconnect each front speaker harness connector one at a time. Turn the ignition on. Turn the radio on. With the DRBIII(R), erase the audio DTCs. Cycle the ignition switch from off to on and wait 10 seconds. With the DRBIII(R), read DTC's. Does the DRBIII(R) display POWER AMP SHUTDOWN with all the speakers disconnected?
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| 3 | Turn the ignition off.
NOTE:
Perform this procedure after disconnecting each rear speaker connector. Disconnect each rear speaker harness connector one at a time. Turn the ignition on. Turn the radio on. With the DRBIII(R), erase the audio DTCs. Cycle the ignition switch from off to on and wait 10 seconds. With the DRBIII(R), read DTCs. Does the DRBIII(R) display POWER AMP SHUTDOWN with all the rear speakers disconnected?
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| 4 | Turn the ignition off. Disconnect each speaker harness connector. Disconnect the Radio harness connector. Measure the resistance between ground and each speaker (+) circuit. Is the resistance below 1000.0 (1K) ohms?
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| 5 | Turn the ignition off. Disconnect each speaker harness connector. Disconnect the Radio harness connector. Measure the resistance between ground and each speaker (-) circuit. Is the resistance below 1000.0 (1K) ohms?
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| 6 | Turn the ignition off. Disconnect each speaker harness connector. Disconnect the Radio harness connector. Measure the resistance between each speaker (+) circuit and each speaker (-) circuit. Is the resistance below 1000.0 (1K) ohms for any of the measurements?
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| 7 | If there are no possible causes remaining, view repair.
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