Toyota Tundra Service Manual: Poor Sound Quality in All Modes (Low Volume)

PROCEDURE

1.	CHECK AUDIO SETTINGS

(a) Set treble, middle and bass to the initial values and check that the sound is normal.

OK:

The sound returns to normal.

END (AUDIO SETTINGS ARE DEFECTIVE)

2.	COMPARE WITH ANOTHER VEHICLE OF SAME MODEL

(a) Compare with another vehicle of the same model which is not malfunctioning to see if there is any difference in the sound quality.

OK:

No difference is found.

END (AUDIO SETTINGS ARE DEFECTIVE)

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Toyota Tundra Service Manual > Power Window Control System(w/o Jam Protection Function): Rear Power Window LH does not Operate with Rear Power Window Switch LH
DESCRIPTION HINT: for Double Cab, CrewMax If the rear LH side manual UP/DOWN function does not operate, there may be a malfunction in the rear switch LH, rear motor LH, master switch or harness and connector. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (REAR SWITCH LH - BATTERY) (a) Disc ...

Toyota Tundra Owners Manual