Lexus ES manuals

Lexus ES: No Sound can be Heard from Speakers

PROCEDURE

1.

CHECK AUDIO SETTINGS

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

OK:

Audio system returns to normal.

HINT:

Sound quality adjustment measures vary according to the type of amplifier.

OK

END

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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 Noise Occurs or Sound Skips when Portable Player Plays

CAUTION / NOTICE / HINT HINT: Perform this check with the portable player volume set at an appropriate level. Make sure that there are no obstructions between the portable player and the radio re

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PROCEDURE 1. CHECK NOISE CONDITION (a) Check from which direction the noise comes (front left or right, or rear left or right). OK: The location of the noise source can be determined. NG

 Operation Check

OPERATION CHECK CHECK NAVIGATION SYSTEM NORMAL CONDITION (a) If the cause of a symptom is any of the following, the corresponding symptom is normal; it is not due to a malfunction. Symptom Answer

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 Input/Turbine Speed Sensor "A" Circuit Short to Battery (P071512,P071514,P071531)

DESCRIPTION The transmission revolution sensor (NT) detects the input shaft rotation speed and sends it to the ECM. Based on the transmission revolution sensor (NT) signal and the transmission revolution sensor (NC) signals, the ECM controls engine torque and shift timing. Based on the input shaft r

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INSPECTION PROCEDURE 1. INSPECT STEERING WHEEL SWITCH HOUSING *a Component without harness connected (Steering Wheel Switch Housing) - - (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Light Switch Circuit Tester Connection Condition

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