Lexus ES: Parts Location
PARTS LOCATION
ILLUSTRATION
*1 | DEF RELAY | *2 | REAR WINDOW DEFOGGER WIRE |
*3 | NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - DEF FUSE | *4 | BACK WINDOW GLASS |
ILLUSTRATION
*1 | REAR WINDOW DEFOGGER SWITCH (AIR CONDITIONING CONTROL ASSEMBLY) | *2 | DLC3 |
*3 | AIR CONDITIONING AMPLIFIER ASSEMBLY | *4 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG1 NO. 3 FUSE |
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SYSTEM DIAGRAM Communication Table Transmitter Receiver Signal Communication Method Rear Window Defogger Switch (Air Conditioning Control Assembly) Air Conditioning Amplifier Assembly
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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DESCRIPTION If the manual up and down functions operate normally but the auto up and down functions do not, the power window control system may be in fail-safe mode. If power window initialization has not been performed, the auto up and down functions will not operate. Click here WIRING DIAGRAM C
DIAGNOSTIC TROUBLE CODE CHART Active Noise Control System DTC No. Detection Item Link B1AA044 ANC ECU EEPROM Data Memory Failure B1AA187 UART Communication Between ANC and Audio Amplifier Missing Message B1AA296 Front Left Microphone Circuit Component Internal Fail
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