DESCRIPTION The No. 3 ultrasonic sensor sends and receives ultrasonic waves. Based on the received wave, the sensor calculates the approximate distance value between the vehicle and the obstacle, and sends the distance value as a signal to the clearance warning ECU assembly. WIRING DIAGRAM  PROCEDURE
(a) Remove the No. 3 ultrasonic sensor (rear center sensor LH) (See page
(b) Inspect the No. 3 ultrasonic sensor (rear center sensor LH) (See page
(a) Disconnect the S2 No. 3 ultrasonic sensor (rear center sensor LH) connector. (b) Disconnect the S3 No. 3 ultrasonic sensor (rear center sensor RH) connector. (c) Measure the Resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Tundra Service Manual > Audio And Visual System: 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. OK END (AUDIO SETTINGS ARE DEFECTIVE) NG 2. COMPARE WITH ANOTHER VEHICLE OF SAME MODEL (a) Compare with another vehicle of the same model which ...
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