Lexus ES manuals

Lexus ES: Initialization

Lexus ES (XZ10) Service Manual / Vehicle Exterior / Door / Hatch / Power Trunk Lid System (for Hv Model) / Initialization

INITIALIZATION

INITIALIZE LUGGAGE CLOSER MOTOR ASSEMBLY

NOTICE:

Initialization of the luggage closer motor assembly (luggage compartment door initial position learning) is necessary if the following work procedures are performed while the luggage compartment door is open.

  • The cable to the negative (-) auxiliary battery terminal is connected.
  • A power source system fuse of the power trunk lid system is disconnected and reconnected.
  • The luggage closer motor assembly is replaced or the connectors are disconnected.
  • When the luggage compartment door is opened using a mechanical key.

The power trunk lid system does not operate unless the luggage closer motor assembly is initialized.

HINT:

  • Initialization is not necessary if the above procedures are performed while the luggage compartment door is closed.
  • When disconnecting the negative (-) auxiliary battery terminal, some systems need to be initialized after the negative (-) auxiliary battery terminal is reconnected.

    Click here

(a) Initialization operation

(1) Fully close the luggage compartment door by hand.

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 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here HINT: Use the table below to help determine the cause of problem

 Terminals Of Ecu

TERMINALS OF ECU CHECK LUGGAGE CLOSER MOTOR ASSEMBLY (a) Disconnect the R7 luggage closer motor assembly connector. (b) Measure the voltage and resistance according to the value(s) in the table below

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Back Door / Trouble

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 Inspection

INSPECTION PROCEDURE 1. INSPECT VSC OFF SWITCH (a) Make sure that there is no looseness at the locking part and the connecting part of the connector. OK: The connector is securely connected. *a Component without harness connected (VSC OFF Switch) (b) Disconnect the VSC OF

 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

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