Lexus ES manuals

Lexus ES: Main Body Ecu

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 Installation

INSTALLATION CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. SMART ACCESS SYSTEM WITH PUSH-BUTTON START(for Start Function, G

 Removal

REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during mai

 Components

COMPONENTS ILLUSTRATION *A for HV Model - - *1 HYBRID VEHICLE CONTROL ECU *2 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU *3 NO. 3 INSTRUMENT PANEL TO COWL BRA

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 Parts Location

PARTS LOCATION ILLUSTRATION *1 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for LH) *2 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for RH) *3 SLIDING ROOF SWITCH (MAP LIGHT SUB-ASSEMBLY) *4 SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) *5 COMBINATION METER ASSEMBLY

 Lost Communication with ECM/PCM "A" Missing Message (U010087)

DESCRIPTION The engine control unit and transmission control unit are located inside the ECM. The engine control unit intercommunicates with the transmission control unit using CAN communication. If there is a problem in this intercommunication, the ECM stores this DTC. DTC No. Detection Item

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