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 | | LIN |
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CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power trunk lid system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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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 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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ComponentsCOMPONENTS ILLUSTRATION *1 LOWER STEERING COLUMN COVER SUB-ASSEMBLY *2 MULTIPLEX TILT AND TELESCOPIC ECU RemovalREMOVAL PROCEDURE 1. CHANGE POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM SETTINGS Click here 2. REMOVE LOWER STEERING COLUMN COVER SUB-ASSEMBLY Click
ComponentsCOMPONENTS ILLUSTRATION *1 AUTOMATIC LIGHT CONTROL SENSOR *2 NO. 1 SPEAKER OPENING COVER ASSEMBLY On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR (a) Disconnect the H3 automatic light control sensor connector. *a
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