Operation CHARM: Car repair manuals for everyone.

Radio

NOTE: When replacing the internal mechanism (computer part) of the audio system, be careful that no part of your body or clothing comes in contact with the terminals of the leads from the IC. etc. of the replacement part (spare part).

HINT: This inspection procedure is a simple troubleshooting which should be carried out on the vehicle during system operation and was prepared on the assumption of system component troubles (except for the wires and connectors, etc.).

Always inspect the trouble taking the following items into consideration.
^ Open or short circuit of the wire harness
^ Connector or terminal connection fault





NO POWER COMING IN





POWER COMING IN, BUT RADIO NOT OPERATING





NOISE PRESENT, BUT AM-FM NOT OPERATING





EITHER SPEAKER DOES NOT WORK





WOOFER SPEAKER DOES NOT WORK





NEITHER AM OR FM DOES NOT WORK, RECEPTION POOR (VOLUME FAINT), FEW PRESET TUNING BANDS





SOUND QUALITY POOR





CANNOT SET STATION SELECT BUTTON, PRESET MEMORY DISAPPEARS