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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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed
Brake Override System
DESCRIPTION When the vehicle is being driven with the accelerator pedal depressed, depressing the brake pedal without releasing the accelerator pedal will activate the brake override system to restrict hybrid system output. The conditions for activating the brake override system as well as the items
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