Lexus ES manuals

Lexus ES: System Diagram

SYSTEM DIAGRAM

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 Terminals Of Ecu

TERMINALS OF ECU Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G128-1 (+B) - G128-20 (E) BR - W-B Power source (+B) Power switch off 11

 Unable To Connect To Call Center

DESCRIPTION This may occur when the intensity of telephone radio frequency was very weak, or the safety connect system has a malfunction and a DTC is set. PROCEDURE 1. CHECK COMMUNICATION SERVIC

 Vehicle Control History

VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY NOTICE:

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 ECU Malfunction (B1003)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Note B1003 ECU Malfunction A malfunction in the non-volatile storage of the central gateway ECU (network gateway ECU) is detected. Central gateway ECU (network gateway ECU) - PROCEDURE 1. RECONFIR

 Brake Hold Switch

ComponentsCOMPONENTS ILLUSTRATION *1 BRAKE HOLD SWITCH (NO. 2 COMBINATION SWITCH ASSEMBLY) *2 REAR UPPER CONSOLE PANEL SUB-ASSEMBLY InspectionINSPECTION PROCEDURE 1. INSPECT BRAKE HOLD SWITCH (NO. 2 COMBINATION SWITCH ASSEMBLY) (a) Make sure that there is no looseness in the lockin

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