Wireless Door Lock Control System (W/ Entry And Start System) Terminals Of Ecu

Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Door Lock. Land Cruiser. Urj200, 202 Grj200 Vdj200

  1. CHECK MAIN BODY ECU

  1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Wireless Door Lock Control System (W/ Entry And Start System) -- Terminals Of Ecu



CHECK MAIN BODY ECU

Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Lock.Power Door Lock Control System.Wireless Door Lock Control System (W/ Entry And Start System) Terminals Of Ecu


Text in Illustration
*1
Cowl Side Junction Block LH
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-

Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Lock.Power Door Lock Control System.Wireless Door Lock Control System (W/ Entry And Start System) Terminals Of Ecu


Text in Illustration
*1
Main Body ECU
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  1. Remove the main body ECU from the cowl side junction block LH.
    for LHD: Click here
    for RHD: Click here

  2. Connect the cowl side junction block LH connectors.

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

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    A-11 (GND1) - Body ground
    		None - Body ground
    		Ground
    		Always
    		Below 1 Ω
    A-30 (ACC) - Body ground
    		None - Body ground
    		ACC power supply
    		Engine switch on (ACC)
    		11 to 14 V
    Engine switch off
    		Below 1 V
    2A-1 (ACC) - 2D-62 (GND2)
    		None - Body ground
    		Battery power supply
    		Always
    		11 to 14 V
    A-32 (IG) - Body ground
    		None - Body ground
    		IG power supply
    		Engine switch on (IG)
    		11 to 14 V
    Engine switch off
    		Below 1 V

  4. Install the main body ECU to the cowl side junction block LH.
    for LHD: Click here
    for RHD: Click here

  5. Measure the voltage according to the value(s) in the table below.

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    2H-29 (BZR) - Body ground
    		G - Body ground
    		Wireless door lock buzzer signal
    		Wireless door lock buzzer off
    		Below 1 V
    Wireless door lock buzzer on
    		Pulse generation
    2I-9 (ACTD) - Body ground
    		LA-L - Body ground
    		Door lock motor unlock drive output signal (driver door)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder unlocked
    		11 to 14 V
    2J-3 (ACT-) - Body ground
    		LA-L - Body ground
    		Door lock motor unlock drive output signal (front passenger side door and rear door RH)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder unlocked
    		11 to 14 V
    2J-4 (ACT-) - Body ground
    		LA-V - Body ground
    		Door lock motor unlock drive output signal (rear door RH)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder unlocked
    		11 to 14 V
    2J-5 (ACT+) - Body ground
    		LA-B - Body ground*3
    LA-R - Body ground*4
    		Door lock motor lock drive output signal (front passenger side door)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder locked
    		11 to 14 V
    2J-6 (ACT+) - Body ground
    		LA-R - Body ground
    		Door lock motor lock drive output signal (driver door)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder locked
    		11 to 14 V
    2J-7 (ACT+) - Body ground
    		LA-GR - Body ground
    		Door lock motor lock drive output signal (rear door RH)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder locked
    		11 to 14 V
    2J-16 (LSFR) - Body ground
    		B - Body ground
    		Front door RH unlock detection switch input signal
    		Front door RH unlocked
    		Below 1 V
    Engine switch off, all doors closed and front door RH locked
    		Pulse generation
    2J-19 (LSFL) - Body ground
    		G - Body ground
    		Front door LH unlock detection switch input signal
    		Front door LH unlocked
    		Below 1 V
    Engine switch off, all doors closed and front door LH locked
    		Pulse generation
    2J-21 (UL1) - Body ground
    		LG - Body ground
    		Door control switch assembly input
    		Door control switch assembly off
    		Pulse generation
    Door control switch assembly on (unlock)
    		Below 1 V
    2J-21 (UL1) - Body ground*1
    		LG - Body ground
    		Master switch (door control switch) input
    		Master switch (door control switch) off
    		Pulse generation
    Master switch (door control switch) on (unlock)
    		Below 1 V
    2J-26 (L1) - Body ground
    		L - Body ground
    		Door control switch assembly input
    		Door control switch assembly off
    		Pulse generation
    Door control switch assembly on (lock)
    		Below 1 V
    2J-26 (L1) - Body ground*1
    		L - Body ground
    		Master switch (door control switch) input
    		Master switch (door control switch) off
    		Pulse generation
    Master switch (door control switch) on (lock)
    		Below 1 V
    2J-29 (RCTY) - Body ground
    		BE - Body ground
    		Rear door courtesy light switch assembly RH input signal
    		Rear door RH open
    		Below 1 V
    Rear door RH closed
    		Pulse generation
    2K-7 (ACT+) - Body ground
    		LA-SB - Body ground*5
    SB - Body ground*6
    		Door lock motor lock drive output signal (rear door LH)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder locked
    		11 to 14 V
    2K-8 (TR+) - Body ground*7
    		G - Body ground
    		Back door lock motor drive output
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder unlocked
    		11 to 14 V
    2K-9 (ACT-) - Body ground
    		LA-P - Body ground*5
    P - Body ground*6
    		Door lock motor unlock drive output signal (rear door LH and back door*6)
    		Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder off
    		Below 1 V
    Multiplex network master switch assembly (door control switch), power window regulator switch assembly (door control switch) or driver door key cylinder unlocked
    		11 to 14 V
    2K-31 (BCTY) - Body ground*5, *7
    		W - Body ground
    		Back door courtesy light switch input
    		Back door closed
    		Below 1 V
    Back door open
    		Pulse generation
    2K-33 (LSWL) - Body ground
    		L - Body ground
    		Rear door LH unlock detection switch input signal
    		Rear door LH unlocked
    		Below 1 V
    Engine switch off, all doors closed and rear door LH locked
    		Pulse generation
    2K-34 (LCTY) - Body ground
    		BE - Body ground
    		Rear door courtesy light switch assembly LH input signal
    		Rear door LH open
    		Below 1 V
    Rear door LH closed
    		Pulse generation
    E117-2 (LSWR) - Body ground
    		W - Body ground
    		Rear door RH unlock detection switch input signal
    		Rear door RH unlocked
    		Below 1 V
    Engine switch off, all doors closed and rear door RH locked
    		11 to 14 V
    E117-3 (ACTG) - Body ground*5
    		B - Body ground
    		Collision door lock release signal
    		Collision door lock release function does not operate
    		Below 2 V*8
    7.3 to 9.9 V*9
    Collision door lock release function operates
    		Below 1 V
    E118-2 (UL3) - Body ground
    		P - Body ground
    		Driver door key-linked unlock input
    		Driver door key cylinder turned to neutral position
    		Pulse generation
    Driver door key cylinder turned to on (unlock)
    		Below 1 V
    E118-6 (FLCY) - Body ground
    		V - Body ground
    		Front door courtesy light switch assembly LH input signal
    		Front door LH open
    		Below 1 V
    Front door LH closed
    		Pulse generation
    E118-17 (LSWB) - Body ground*6
    		B - Body ground
    		Back door unlock detection switch input signal
    		Back door unlocked
    		Below 1 V
    Engine switch off, all doors closed and back door locked
    		11 to 14 V
    E118-27 (FRCY) - Body ground
    		V - Body ground
    		Front door courtesy light switch assembly RH input signal
    		Front door RH open
    		Below 1 V
    Front door RH closed
    		Pulse generation
    E118-29 (L2) - Body ground
    		G - Body ground
    		Driver door key-linked unlock input
    		Driver door key cylinder turned to neutral position
    		Pulse generation
    Driver door key cylinder turned to on (lock)
    		Below 1 V
    1. *1: for LHD
    2. *2: for RHD
    3. *3: w/ Panic Switch
    4. *4: for GRJ200L-GNANKC, URJ202L-GNTEKC
    If the result is not as specified, the ECU may have a malfunction.

CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Lock.Power Door Lock Control System.Wireless Door Lock Control System (W/ Entry And Start System) Terminals Of Ecu

  1. Disconnect the E129 and E130 certification ECU (smart key ECU assembly) connectors.

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

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    E130-10 (+B) - Body ground
    		P - Body ground
    		Battery power supply
    		Always
    		11 to 14 V
    E130-11 (E) - Body ground
    		BR - Body ground
    		Ground
    		Always
    		Below 1 Ω
    1. If the result is not as specified, there may be a malfunction on the wire harness side.

  3. Reconnect the E129 and E130 certification ECU (smart key ECU assembly) connectors.

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

    Terminal No. (Symbol)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    E129-18 (RCO) - E130-11 (E)
    		B - BR
    		Output to door control receiver (Power supply for door control receiver.
    Certification ECU (smart key ECU assembly) outputs 5 V when receiver starts operating.)
    Procedure:
    1. Engine switch off
    2. Electrical key transmitter subassembly brought outside vehicle
    3. Electrical key transmitter subassembly brought outside detection area*1 but kept inside wireless function operational area*2
    4. Lock or unlock button of electrical key transmitter subassembly not pressed → pressed
    		Pulse generation (See waveform 1)
    E129-20 (RDAM) - E130- 11 (E)
    		LG - BR
    		Door control receiver verifies data received from electrical key transmitter sub-assembly. Door control receiver sends data to ECU and intermittently grounds 12 V signal from certification ECU (smart key ECU assembly).
    Proceed:
    1. Engine switch off
    2. All doors locked
    3. Electrical key transmitter subassembly brought outside detection area*1 but kept inside wireless function operational area*2
    4. Lock or unlock button of electrical key transmitter subassembly not pressed → pressed
    		Pulse generation (See waveform 2)
    E130-19 (CSEL) - E130-11 (E)
    		L - BR
    		Communication channel switching circuit
    Procedure:
    1. Engine switch off
    2. All doors closed
    		Below 1 V → 4.5 to 6 V → Below 1 V
    1. If the result is not as specified, the ECU may have a malfunction.


    5. Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Lock.Power Door Lock Control System.Wireless Door Lock Control System (W/ Entry And Start System) Terminals Of Ecu

  5. Using an oscilloscope, check waveform 1.

    HINT:
    The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.
    Text in Illustration
    *a
    		Before lock or unlock button of electrical key transmitter sub-assembly pressed
    *b
    		After lock or unlock button of electrical key transmitter sub-assembly pressed
    Waveform 1 (Reference)
    Item
    		Content
    Tester Connection
    		E129-18 (RCO) - E130-11 (E)
    Tool Setting
    		2 V/DIV., 500 ms/DIV.
    Condition
    Procedure:
    1. Engine switch off
    2. Electrical key transmitter subassembly brought outside detection area but kept inside wireless function operational area
    3. Lock or unlock switch of electrical key transmitter subassembly not pressed → pressed


    6. Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Lock.Power Door Lock Control System.Wireless Door Lock Control System (W/ Entry And Start System) Terminals Of Ecu

  6. Using an oscilloscope, check waveform 2.

    HINT:
    The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.
    Text in Illustration
    *a
    		Before lock or unlock button of electrical key transmitter sub-assembly pressed
    *b
    		After lock or unlock button of electrical key transmitter sub-assembly pressed
    Waveform 2 (Reference)
    Item
    		Content
    Tester Connection
    		E129-20 (RDAM) - E130-11 (E)
    Tool Setting
    		5 V/DIV., 500 ms/DIV.
    Condition
    Procedure:
    1. Engine switch off
    2. All doors locked
    3. Electrical key transmitter subassembly not inside vehicle
    4. Electrical key transmitter subassembly brought outside detection area but kept inside wireless function operational area
    5. Lock or unlock switch of electrical key transmitter subassembly not pressed → pressed