Lexus ES: System Diagram
SYSTEM DIAGRAM

Communication Table
Transmitter | Receiver | Signal | Communication Method |
Rear Window Defogger Switch (Air Conditioning Control Assembly) | Air Conditioning Amplifier Assembly | Rear Window Defogger Switch Signal | LIN |
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SYSTEM DESCRIPTION GENERAL (a) The rear window defogger wire (back window glass) is attached to the inside of the rear window and defogs the window surface quickly when the rear window defogger switch
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the window defogger system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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OPERATION CHECK CHECK WINDOW DEFOGGER SYSTEM (a) Turn the engine switch on (IG). (b) Check that the rear window defogger wire becomes warm by operating the rear window defogger switch of the air condi
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DESCRIPTION This DTC is stored when items controlled by the certification ECU (smart key ECU assembly) cannot be customized via the audio and visual system vehicle customization screen. HINT: The certification ECU (smart key ECU assembly) controls the smart access system with push-button start (for
DTC SUMMARY DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P24507E Evaporative Emission System Switching Valve Actuator Stuck On Either of the following conditions is met when fuel tank pressure is higher than -2 kPa(gauge) [-0.3 psi(gauge)], and l
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