NAVIGATION ECU REMOVAL

Tech Tips


  • Use the same procedure for RHD and LHD vehicles.

  • The procedure listed below is for LHD vehicles.


  1. PRECAUTION

    Note

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work Click here.

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected Click here.

  3. REMOVE INTEGRATION CONTROL AND PANEL ASSEMBLY


    1. A01DQRN

      Detach the 4 clips.

    2. Disconnect the connector and remove the integration control and panel assembly.

  4. REMOVE RADIO AND DISPLAY RECEIVER ASSEMBLY


    1. A01DMHI

      Remove the 4 bolts.

    2. A01DO05

      Pull the radio and display receiver assembly to detach the 7 clips on the backside of the radio and display receiver assembly.

    3. Disconnect each connector and remove the radio and display receiver assembly.

  5. REMOVE NO. 1 NAVIGATION WIRE


    1. A01DRLB

      Disconnect each connector and remove the No. 1 navigation wire.

  6. REMOVE NAVIGATION ECU


    1. A01DNSS

      Disconnect the connector.

    2. A01DROS

      Detach the clamp.

    3. A01DTVC

      Remove the 4 bolts.

    4. A01DP7S

      Remove the navigation ECU as shown in the illustration.

  7. REMOVE TELEPHONE ANTENNA CORD SUB-ASSEMBLY


    1. A01DM5A

      Disconnect the connector and remove the telephone antenna cord sub-assembly.