Lexus ES manuals

Lexus ES: System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiving ECU

Signal

Communication Method

Certification ECU (smart key ECU assembly)

Main body ECU (multiplex network body ECU)

Luggage electrical key switch signal

CAN

Combination meter assembly

Main body ECU (multiplex network body ECU)

Vehicle speed signal

CAN

Main body ECU (multiplex network body ECU)

Luggage closer motor assembly

  • Luggage electrical key switch signal
  • Vehicle speed signal
  • Luggage door opening cancel switch assembly signal
  • Luggage compartment door opening switch signal

CAN

Main body ECU (multiplex network body ECU)

Kick door control sensor

  • ACC signal
  • IG signal

LIN

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 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the power trunk lid system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT

 Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS NOTICE: If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before operation history h

 Operation Check

OPERATION CHECK CHECK CUSTOMIZE PARAMETERS (a) The operation check below is based on the non-customized initial condition of the vehicle. Click here OPERATION CONDITIONS (a) Operation conditions wh

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 Precaution

PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System (for H

 Generator Phase U Current Sensor Signal Bias Level Out of Range / Zero Adjustment Failure (P0E0028,...,P0E0828)

DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the current sensor value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction Current sensor malfunction Inverter with converter assembly internal circuit malfunction DESCRIPTION The

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