Toyota Tundra Service Manual: No Sound can be Heard from Speakers

PROCEDURE

1.	CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY

(a) In sound output setting mode, set volume, fader and balance to the initial values and check that the sound is normal.

OK:

Audio and visual system returns to normal.

END (SETTINGS ARE DEFECTIVE)

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Toyota Tundra Service Manual > Can Communication System: Trailer Brake Controller Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Trailer Brake Controller Communication Stop Mode Any of the following conditions are met: Communication stop for "Trailer Brake Controller" is indicated on the "Communication Bus Check" screen of the Techstream. Communication system DTCs (DTCs that sta ...

Toyota Tundra Owners Manual