Lexus NX manuals

Lexus NX: Initialization

Lexus NX Service Manual / Vehicle Exterior / Door / Hatch / Power Back Door System / Initialization

INITIALIZATION

INITIALIZE MULTIPLEX NETWORK DOOR ECU

NOTICE:

Initialization of the multiplex network door ECU (back door initial position learning) is necessary if the following work procedures are performed while the back door is open.

  • The cable to the negative (-) auxiliary battery terminal is connected.
  • A power source system fuse of the power back door system is disconnected and reconnected.
  • The multiplex network door ECU is replaced or the connectors are disconnected.

The power back door does not operate unless the multiplex network door ECU is initialized.

HINT:

Initialization is not necessary if the above procedures are performed while the back door is closed.

NOTICE:

  • After the power switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

    Click here

  • When disconnecting and reconnecting the auxiliary battery.

    Click here

    HINT:

    When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

    Click here

(a) Initialization operation

(1) Fully close the back door by hand.

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