Amplifier Pretest - Chrysler Pacifica 2004 Service Manual

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*AMPLIFIER PRETEST

AMPLIFIER PRETEST

NO FAULT MESSAGE DISPLAYED

NOTE: Perform this test if the vehicle is experiencing a problem with no

sound or poor sound quality from a speaker or channel.

Turn the ignition on.

Turn the radio on.

With the DRBIII enter Body, Audio Systems, Digital Audio Amplifier then System

With the DRBIII enter any one of the amplifier tests.

NOTE: The Continuous Tone test will send a continuous tone to each

speaker. This test will verify the integrity of an individual speaker channel,

but will not display any fault messages.

NOTE: The PCI Amplifier Test will detect a Software Checksum Failure, and

will a display fault message.

NOTE: The Identify EQ Test will return the current EQ mode, and will

display a fault message.

NOTE: The Input test will detect activity on the amplifier input channels.

This test will verify the integrity of the input channels.

Did the DRBIII display a fault message?

Yes → Perform the appropriate corresponding test.

→ If the DRB does not display a fault message and the vehicle is

POSSIBLE CAUSES

Perform BODY VERIFICATION TEST - VER 1.

experiencing a problem with a speaker or channel, refer to the

wiring diagrams in the service information to help isolate a

possible open in the wiring to the affected speaker or channel.

Perform BODY VERIFICATION TEST - VER 1.

APPLICABILITY