Power Door Lock Control System Terminals Of Ecu

  1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

  1. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY

Power Door Lock Control System -- Terminals Of Ecu



CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu


Text in Illustration
*A
for LHD
*B
for RHD

  1. Disconnect the main body ECU (multiplex network body ECU) (LandCruiser RM000003WBO05FX.html).

  2. Measure the voltage and resistance according to the value(s) in the table below.

    HINT:
    Measure the values on the wire harness side with the connector disconnected.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    A-30 (BECU) - Body ground
    		-
    		Battery power supply
    		Always
    		11 to 14 V
    A-31 (ALTB) - Body ground
    		-
    		Battery power supply
    		Always
    		11 to 14 V
    A-32 (IG) - Body ground
    		-
    		Ignition switch power supply
    		Ignition switch ON
    		11 to 14 V
    A-32 (IG) - Body ground
    		-
    		Ignition switch power supply
    		Ignition switch off
    		Below 1 V
    A-29 (ACC) - Body ground
    		-
    		ACC power supply
    		Ignition switch ACC
    		11 to 14 V
    A-29 (ACC) - Body ground
    		-
    		ACC power supply
    		Ignition switch off
    		Below 1 V
    A-11 (GND1) - Body ground
    		-
    		Ground
    		Always
    		Below 1 Ω
    G63-3 (GND2) - Body ground
    		W-B - Body ground
    		Ground
    		Always
    		Below 1 Ω
    If the result is not as specified, there may be a malfunction in the wire harness.

  3. Install the main body ECU (multiplex network body ECU).

  4. Measure the voltage and waveform according to the value(s) in the table below.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    2I-27 (FLCY) - Body ground*1
    		R - Body ground
    		Front door LH courtesy light switch input
    		Front door LH open
    		Below 1 V
    2I-27 (FLCY) - Body ground*1
    		R - Body ground
    		Front door LH courtesy light switch input
    		Front door LH closed
    		11 to 14 V
    2D-31 (FLCY) - Body ground*2
    		R - Body ground
    		Front door LH courtesy light switch input
    		Front door LH open
    		Below 1 V
    2D-31 (FLCY) - Body ground*2
    		R - Body ground
    		Front door LH courtesy light switch input
    		Front door LH closed
    		11 to 14 V
    2D-15 (FRCY) - Body ground*1
    		B - Body ground
    		Front door RH courtesy light switch input
    		Front door RH open
    		Below 1 V
    2D-15 (FRCY) - Body ground*1
    		B - Body ground
    		Front door RH courtesy light switch input
    		Front door RH closed
    		11 to 14 V
    2H-26 (FRCY) - Body ground*2
    		B - Body ground
    		Front door RH courtesy light switch input
    		Front door RH open
    		Below 1 V
    2H-26 (FRCY) - Body ground*2
    		B - Body ground
    		Front door RH courtesy light switch input
    		Front door RH closed
    		11 to 14 V
    G65-3 (LCTY) - Body ground*3
    		V - Body ground
    		Rear door LH courtesy light switch input
    		Rear door LH open
    		Below 1 V
    G65-3 (LCTY) - Body ground*3
    		V - Body ground
    		Rear door LH courtesy light switch input
    		Rear door LH closed
    		11 to 14 V
    G64-6 (RCTY) - Body ground*3
    		R - Body ground
    		Rear door RH courtesy light switch input
    		Rear door RH open
    		Below 1 V
    G64-6 (RCTY) - Body ground*3
    		R - Body ground
    		Rear door RH courtesy light switch input
    		Rear door RH closed
    		11 to 14 V
    G64-19 (BCTY) - Body ground
    		G - Body ground
    		Back door courtesy light switch input
    		Back door open
    		Below 1 V
    G64-19 (BCTY) - Body ground
    		G - Body ground
    		Back door courtesy light switch input
    		Ignition switch off, all doors closed and back door closed
    		Pulse generation (See waveform 1 or 2)
    G64-11 (L2) - Body ground
    		GR - Body ground
    		Driver side door key-linked lock input
    		Driver side door key cylinder in lock position
    		Below 1 V
    G64-11 (L2) - Body ground
    		GR - Body ground
    		Driver side door key-linked lock input
    		Ignition switch off, all doors closed and driver side door key cylinder in neutral position
    		Pulse generation (See waveform 3 or 4)
    G64-24 (UL3) - Body ground
    		LG - Body ground
    		Driver side door key-linked unlock input
    		Driver side door key cylinder in unlock position
    		Below 1 V
    G64-24 (UL3) - Body ground
    		LG - Body ground
    		Driver side door key-linked unlock input
    		Ignition switch off, all doors closed and driver side door key cylinder in neutral position
    		Pulse generation (See waveform 5 or 6)
    2D-3 (ACT+) - Body ground
    		L - Body ground
    		Door lock motor lock drive output (all doors)
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2D-3 (ACT+) - Body ground
    		L - Body ground
    		Door lock motor lock drive output (all doors)
    		Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position
    		11 to 14 V
    2I-8 (ACT+) - Body ground*1, *3
    		L - Body ground
    		Door lock motor lock drive output (all doors)
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2I-8 (ACT+) - Body ground*1, *3
    		L - Body ground
    		Door lock motor lock drive output (all doors)
    		Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position
    		11 to 14 V
    2H-8 (ACT+) - Body ground*2, *3
    		L - Body ground
    		Door lock motor lock drive output (all doors)
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2H-8 (ACT+) - Body ground*2, *3
    		L - Body ground
    		Door lock motor lock drive output (all doors)
    		Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position
    		11 to 14 V
    2D-1 (ACTD) - Body ground
    		G - Body ground
    		Driver side door lock motor unlock drive output
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2D-1 (ACTD) - Body ground
    		G - Body ground
    		Driver side door lock motor unlock drive output
    		Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position
    		11 to 14 V
    2D-2 (ACT-) - Body ground
    		W - Body ground
    		Door lock motor unlock drive output (except driver side)
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2D-2 (ACT-) - Body ground
    		W - Body ground
    		Door lock motor unlock drive output (except driver side)
    		Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position
    		11 to 14 V
    2I-10 (ACT-) - Body ground*1, *3
    		W - Body ground
    		Door lock motor unlock drive output (except driver side)
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2I-10 (ACT-) - Body ground*1, *3
    		W - Body ground
    		Door lock motor unlock drive output (except driver side)
    		Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position
    		11 to 14 V
    2H-10 (ACT-) - Body ground*1, *3
    		W - Body ground
    		Door lock motor unlock drive output (except driver side)
    		Driver side door control switch not pushed and driver side door key cylinder in neutral position
    		Below 1 V
    2H-10 (ACT-) - Body ground*1, *3
    		W - Body ground
    		Door lock motor unlock drive output (except driver side)
    		Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position
    		11 to 14 V
    G64-7 (LSFL) - Body ground
    		G - Body ground
    		Front door LH lock position switch input
    		Front door LH unlocked
    		Below 1 V
    G64-7 (LSFL) - Body ground
    		G - Body ground
    		Front door LH lock position switch input
    		Ignition switch off, all doors closed and front door LH locked
    		Pulse generation (See waveform 7 or 8)
    G64-18 (LSFR) - Body ground
    		G - Body ground
    		Front door RH lock position switch input
    		Front door RH unlocked
    		Below 1 V
    G64-18 (LSFR) - Body ground
    		G - Body ground
    		Front door RH lock position switch input
    		Ignition switch off, all doors closed and front door RH locked
    		Pulse generation (See waveform 9 or 10)
    2H-25 (LSWL) - Body ground*1, *3
    		B - Body ground
    		Rear door LH lock position switch input
    		Rear door LH unlocked
    		Below 1 V
    2H-25 (LSWL) - Body ground*1, *3
    		B - Body ground
    		Rear door LH lock position switch input
    		Ignition switch off, all doors closed and rear door LH locked
    		Pulse generation (See waveform 11 or 12)
    2D-16 (LSWL) - Body ground*2, *3
    		B - Body ground
    		Rear door LH lock position switch input
    		Rear door LH unlocked
    		Below 1 V
    2D-16 (LSWL) - Body ground*2, *3
    		B - Body ground
    		Rear door LH lock position switch input
    		Ignition switch off, all doors closed and rear door LH locked
    		Pulse generation (See waveform 13 or 14)
    G63-2 (LSWR) - Body ground*3
    		V - Body ground
    		Rear door RH lock position switch input
    		Rear door RH unlocked
    		Below 1 V
    G63-2 (LSWR) - Body ground*3
    		V - Body ground
    		Rear door RH lock position switch input
    		Ignition switch off, all doors closed and rear door RH locked
    		Pulse generation (See waveform 15 or 16)
    G65-13 (LSWB) - Body ground
    		SB - Body ground
    		Back door lock position switch input
    		Back door lock unlocked
    		Below 1 V
    G65-13 (LSWB) - Body ground
    		SB - Body ground
    		Back door lock position switch input
    		Ignition switch off, all doors closed and back door locked
    		Pulse generation (See waveform 17 or 18)
    2A-25 (GSW) - Body ground*4
    		B - Body ground
    		Center airbag sensor signal
    		Ignition switch ON with the center airbag sensor assembly connector disconnected
    		4.5 to 5.5 V
    1. *1: for LHD
    2. *2: for RHD
    3. *3: for 5 Door
    4. *4: w/ Speed-sensitive Automatic Door Lock Function
    If the result is not as specified, the main body ECU (multiplex network body ECU) or driver side junction block assembly may have a malfunction.


    5. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  5. Using an oscilloscope, check waveform 1.

    Waveform 1 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-19 (BCTY) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and back door closed


    6. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  6. Using an oscilloscope, check waveform 2.

    Waveform 2 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-19 (BCTY) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and back door closed


    7. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  7. Using an oscilloscope, check waveform 3.

    Waveform 3 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-11 (L2) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and front door key cylinder in neutral position


    8. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  8. Using an oscilloscope, check waveform 4.

    Waveform 4 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-11 (L2) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and front door key cylinder in neutral position


    9. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  9. Using an oscilloscope, check waveform 5.

    Waveform 5 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-24 (UL3) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and driver side door key cylinder in neutral position


    10. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  10. Using an oscilloscope, check waveform 6.

    Waveform 6 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-24 (UL3) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and driver side door key cylinder in neutral position


    11. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  11. Using an oscilloscope, check waveform 7.

    Waveform 7 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-7 (LSFL) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and front door LH locked


    12. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  12. Using an oscilloscope, check waveform 8.

    Waveform 8 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-7 (LSFL) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and front door LH locked


    13. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  13. Using an oscilloscope, check waveform 9.

    Waveform 9 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-18 (LSFR) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and front door RH locked


    14. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  14. Using an oscilloscope, check waveform 10.

    Waveform 10 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G64-18 (LSFR) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and front door RH locked


    15. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  15. Using an oscilloscope, check waveform 11.

    Waveform 11 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		2H-25 (LSWL) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and rear door LH locked


    16. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  16. Using an oscilloscope, check waveform 12.

    Waveform 12 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		2H-25 (LSWL) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and rear door LH locked


    17. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  17. Using an oscilloscope, check waveform 13.

    Waveform 13 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		2D-16 (LSWL) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and rear door LH locked


    18. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  18. Using an oscilloscope, check waveform 14.

    Waveform 14 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		2D-16 (LSWL) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and rear door LH locked


    19. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  19. Using an oscilloscope, check waveform 15.

    Waveform 15 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G63-2 (LSWR) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and rear door RH locked


    20. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  20. Using an oscilloscope, check waveform 16.

    Waveform 16 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G63-2 (LSWR) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and rear door RH locked


    21. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  21. Using an oscilloscope, check waveform 17.

    Waveform 17 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G65-13 (LSWB) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and back door locked


    22. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  22. Using an oscilloscope, check waveform 18.

    Waveform 18 (Reference)
    Item
    		Content
    Terminal No. (Symbol)
    		G65-13 (LSWB) - Body ground
    Tool Setting
    		5 V/DIV., 20 ms/DIV.
    Condition
    		Ignition switch off, all doors closed and back door locked

CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (LandCruiser RM000002R1I067X.html)