PROCEDURE
(a) Set treble, middle and bass to the initial values and check that the sound is normal. OK: Malfunction disappears. HINT: Sound quality adjustment measures vary according to the type of amplifier.
(a) Compare with another vehicle of the same model which does not have trouble to see if there is any difference in the sound quality. OK: No difference is found.
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Toyota Tundra Service Manual > Seat: Front Power Seat Lumbar Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT FRONT POWER SEAT LUMBAR SWITCH LH (a) Check the resistance of the front power seat lumbar switch LH. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Co ...
