SYSTEM DIAGRAM

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How To Proceed With TroubleshootingToyota CH-R Service Manual > Introduction: How To Use This Manual
General Information
GENERAL INFORMATION
GENERAL DESCRIPTION
(a) Repair operations can be separated mainly into the following 3 processes:
(1) Diagnosis.
(2) Removing/Installing, Replacing, Disassembling/Reassembling, Checking and
Adjusting.
(3) Final Inspection.
(b) The following procedur ...
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): Sound Quality is Bad Only when CD is Played (Volume is Too Low)
PROCEDURE
1.
REPLACE CD AND RECHECK
(a) Replace the CD with a known good one and check that the malfunction disappears.
OK:
Malfunction disappears.
OK
END
NG
REPLACE RADIO RECEIVER ASSEMBLY
...