Lexus ES manuals

Lexus ES: Precaution

PRECAUTION

PRECAUTION FOR ACTIVE NOISE CONTROL SYSTEM

(a) If the active noise control microphone garnish hole is blocked, clean away the blockage and perform diagnosis.

(b) If heavy objects are loaded onto the rear package tray, remove them before performing diagnosis.

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 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Before checking parts for malfunctions, check that the audio system operates normally. Use the table below to help determine the cause of problem symptoms. If multi

 System Description

SYSTEM DESCRIPTION ACTIVE NOISE CONTROL SYSTEM (a) The active noise control system is a system that detects muffled engine sounds produced in sync that fluctuates according to the engine speed, by usi

 System Diagram

SYSTEM DIAGRAM

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 Acn Call End

ACN CALL END ACN CALL END This function terminates the ACN (Automatic Collision Notification) to the telematics provider. After a collision in which the DCM receives "Collision Detection Signal", the vehicle will send the emergency call notification to the telematics provider until the emergency cal

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. OPERATION CHECK (a) Disconnect the No. 1 vacuum hose connector from the vacuum pump assembly. Click here (b) Connect the hose of the vacuum gauge to the vacuum pump assembly. *a Vacuum Gauge *b Plug (c) Start the engine and warm i

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