Lexus ES manuals

Lexus ES: System Diagram

SYSTEM DIAGRAM

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 Terminals Of Ecu

TERMINALS OF ECU CHECK 4WD ECU ASSEMBLY (a) Measure the voltage and resistance of the connector. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G

 Control Module Communication Bus Off (U0073,U0100,U0126,U0129)

DESCRIPTION The 4WD ECU assembly inputs the signals sent from the ECM, skid control ECU (brake actuator assembly) and steering sensor via CAN communication. When DTCs indicating a CAN communication sy

 Transfer Assembly

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 FR Damping Force Control Actuator Circuit (C1731-C1734)

DESCRIPTION The absorber control actuator changes the damping force depending on absorber control ECU signals. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory C1731 FR Damping Force Control Actuator Circuit Either condition is met: An open

 AUTO Power Retract Mirrors do not operate

DESCRIPTION The outer mirror switch assembly sends the retractable outer mirror switch signal to the main body ECU (multiplex network body ECU). The main body ECU (multiplex network body ECU) sends the auto retract/return signal to the outer mirror control ECU assemblies via CAN communication, which

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