Main Body Ecu Removal


  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  2. REMOVE DOOR SCUFF PLATE ASSEMBLY LH

  3. REMOVE COWL SIDE TRIM BOARD LH

  4. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

  5. REMOVE INSTRUMENT SIDE PANEL LH

  6. REMOVE INSTRUMENT CLUSTER FINISH PANEL ORNAMENT (for LHD)

  7. REMOVE INSTRUMENT PANEL FINISH PLATE GARNISH (for RHD)

  8. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY

  9. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY

  10. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY (w/ Knee Airbag)

  11. REMOVE DRIVER SIDE JUNCTION BLOCK ASSEMBLY

  12. REMOVE MULTIPLEX NETWORK BODY ECU

Main Body Ecu -- Removal


HINT:
  1. Use the same procedure for RHD and LHD vehicles.
  2. The procedure listed below is for LHD vehicles.


1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
NOTICE:
  1. After turning the ignition 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 (LandCruiser RM000003YMD00TX.html).
  2. When disconnecting the cable, some systems need to be initialized after the cable is reconnected (LandCruiser RM000003YMF011X.html).


2. REMOVE DOOR SCUFF PLATE ASSEMBLY LH

  1. for 5 Door:
    Remove the door scuff plate assembly LH (LandCruiser RM0000046JL02NX_01_0001.html).

  1. for 3 Door:
    Remove the door scuff plate assembly LH (LandCruiser RM0000046JQ00WX_02_0001.html).



3. REMOVE COWL SIDE TRIM BOARD LH

  1. for 5 Door:
    Remove the cowl side trim board LH (LandCruiser RM0000046JL02NX_01_0003.html).

  1. for 3 Door:
    Remove the cowl side trim board LH (LandCruiser RM0000046JQ00WX_02_0003.html).



4. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. for LHD:

    1. Remove the screw.

    2. Detach the 2 clips and 2 guides and remove the No. 1 instrument panel under cover.

    3. Disconnect each connector.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. for RHD:

    1. Remove the screw.

    2. Detach the 3 clips and 2 guides and remove the No. 1 instrument panel under cover.

    3. Disconnect each connector.



5. REMOVE INSTRUMENT SIDE PANEL LH


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Power Distribution.Main Body Ecu.Main Body Ecu Removal

  1. Put protective tape around the instrument side panel.

    Text in Illustration
    *1
    		Protective Tape

  1. Using a moulding remover, detach the 5 clips, claw and 3 guides and remove the instrument side panel.



6. REMOVE INSTRUMENT CLUSTER FINISH PANEL ORNAMENT (for LHD)


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Power Distribution.Main Body Ecu.Main Body Ecu Removal

  1. Put protective tape around the instrument cluster finish panel ornament.

    Text in Illustration
    *1
    		Protective Tape

  1. Using a moulding remover, detach the 3 clips and remove the instrument cluster finish panel ornament.



7. REMOVE INSTRUMENT PANEL FINISH PLATE GARNISH (for RHD)


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Detach the 4 clips.

  1. Disconnect each connector and remove the instrument panel finish plate garnish.



8. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Detach the 4 clips.

  1. Disconnect each connector and remove the instrument panel finish panel.



9. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Power Distribution.Main Body Ecu.Main Body Ecu Removal

  1. Using a screwdriver, detach the 2 claws and open the cover.

    HINT:
    Tape the screwdriver tip before use.
    Text in Illustration
    *1
    		Protective Tape


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. w/o Knee Airbag:

    1. Remove the 2 bolts <C>.

    2. Detach the 7 clips.

    3. Disconnect each connector and each cable and remove the lower instrument panel finish panel.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. w/ Knee Airbag:

    1. Remove the 2 bolts <C>.

    2. Detach the 14 clips.

    3. Disconnect each connector and each cable and remove the lower instrument panel finish panel.



10. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY (w/ Knee Airbag)


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Remove the 4 bolts and airbag assembly.

  1. Disconnect the connector.

    NOTICE:
    When handling the airbag connector, take care not to damage the airbag wire harness.


11. REMOVE DRIVER SIDE JUNCTION BLOCK ASSEMBLY


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Disconnect the 3 connectors.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Power Distribution.Main Body Ecu.Main Body Ecu Removal

  1. Detach the 2 claws and disconnect the 2 connectors labeled (1) as shown in the illustration.

  1. Disconnect the connector labeled (2).



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Remove the bolt and 2 nuts and disconnect the driver side junction block assembly.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Detach the claw and disconnect the connector as shown in the illustration.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Detach the 2 claws and release the connector's lock as shown in the illustration.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Detach the claw and disconnect the connector as shown in the illustration.

  1. Remove the driver side junction block assembly.



12. REMOVE MULTIPLEX NETWORK BODY ECU


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Power Distribution.Main Body Ecu.Main Body Ecu Removal

  1. Press the claw of the junction block as shown in the illustration to release the lock.

    Text in Illustration
    *1
    		Multiplex Network Body ECU
    *2
    		Driver Side Junction Block
    *3
    		Protective Tape

  1. With the junction block lock released, insert a screwdriver with its tip wrapped with protective tape horizontally between the multiplex network body ECU and junction block.

    NOTICE:
    Use a screwdriver with a radius of between 5.0 mm (0.197 in.) and 6.3 mm (0.248 in.) and a length of approximately 90 mm (3.54 in.).


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155

  1. Using the screwdriver, carefully raise the multiplex network body ECU until the connector becomes disengaged.

    NOTICE:
    Do not twist the screwdriver to raise the multiplex network body ECU.


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Power Distribution.Main Body Ecu.Main Body Ecu Removal

  1. Raise the multiplex network body ECU as shown by arrow (1), and then pull it out as shown by arrow (2) in the illustration.

    NOTICE:
    Do not touch the ECU connector.