Lexus ES: System Diagram
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Door / Hatch / Power Trunk Lid System (for Hv Model) / 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 |
| CAN |
| Main body ECU (multiplex network body ECU) | Kick door control sensor |
| 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
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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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Remote Up / Down Function does not Operate
DESCRIPTION When the engine switch on (IG), the multiplex network master switch assembly sends remote up and down signals to each power window regulator motor assembly via LIN communication. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
The power window control system uses the LIN communication
Hybrid/EV Powertrain Control Module Unexpected Operation (P0A1D94)
DESCRIPTION The battery ECU assembly monitors the hybrid vehicle control ECU via CAN communication. If the battery ECU assembly detects that the hybrid vehicle control ECU is malfunctioning, it will illuminate the MIL and store a DTC. DTC No. Detection Item DTC Detection Condition Trouble A
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