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Terminals Of Ecu

  1. CHECK MAIN BODY ECU 
    Fig 1: Identifying Main Body ECU Connector Terminals
    G04511020Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    MAIN BODY ECU CONNECTOR TERMINALS SPECIFIED CONDITIONS

    Symbols (Terminals No.) Wiring Color Terminal Description Condition Specified Condition
    KSW - GND1 (B5-13 - B6-6) Y-G - W-B Key unlock warning switch signal Key unlock warning switch
    ON (Key inserted)    		 Below 1 V
    KSW - GND1 (B5-13 - B6-6) Y-G - W-B Key unlock warning switch signal Key unlock warning switch
    OFF (Key not inserted)    		 10 to 14 V
    KSW2 - GND1 (B5-15 -B6-6) Y-G - W-B Key unlock warning switch signal (Immobilizer) Key unlock warning switch
    ON (Key inserted)    		 Below 1 V
    KSW2 - GND1 (B5-15 -B6-6) Y-G - W-B Key unlock warning switch signal (Immobilizer) Key unlock warning switch
    OFF (Key not inserted)    		 10 to 14 V
    HR - GND1 (B7-18 - B6-6) W-R - W-B Horn switch signal Horn switch ON Below 1 V
    HR - GND1 (B7-18 - B6-6) W-R - W-B Horn switch signal Horn switch OFF 10 to 14 V
    BDN - GND1 (B6-15 - B6-6) P-L - W-B Back door power window motor (DOWN) Back door power window switch DOWN position Below 1 V
    BDN - GND1 (B6-15 - B6-6) P-L - W-B Back door power window motor (DOWN) Back door power window switch
    OFF or UP position    		 10 to 14 V
    BUP - GND1 (B6-14 - B6-6) W - W-B Back door power window motor (UP) Back door power window switch UP position Below 1 V
    BUP - GND1 (B6-14 - B6-6) W - W-B Back door power window motor (UP) Back door power window switch OFF or DOWN position 10 to 14 V
    ACC - GND1 (B7-10 - B6-6) GR - W-B Ignition switch (ACC) Ignition switch OFF Below 1 V
    ACC - GND1 (B7-10 - B6-6) GR - W-B Ignition switch (ACC) Ignition switch ACC or ON 10 to 14 V
    BECU - GND1 (B6-5 - B6-6) W-R - W-B Battery Always 10 to 14 V
    RLCY - GND1 (B7-7 - B6-6) R-W - W-B Courtesy light switch (Rear LH) Rear LH door courtesy light switch ON (Open) Below 1 V
    RLCY - GND1 (B7-7 - B6-6) R-W - W-B Courtesy light switch (Rear LH) Rear LH door courtesy light switch OFF (Closed) 10 to 14 V
    RRCY - GND1 (B5-8 - B6-6) R-W - W-B Courtesy light switch (Rear RH) Rear RH door courtesy light switch ON (Open) Below 1 V
    RRCY - GND1 (B5-8 - B6-6) R-W - W-B Courtesy light switch (Rear RH) Rear RH door courtesy light switch OFF (Closed) 10 to 14 V
    PCTY - GND1 (B5-22 -B6-6) LG-B - W-B Courtesy light switch (Front RH) Passenger door courtesy light switch ON (Open) Below 1 V
    PCTY - GND1 (B5-22 -B6-6) LG-B - W-B Courtesy light switch (Front RH) Passenger door courtesy light switch OFF (Closed) 10 to 14 V
    LSWL - GND1 (B7-24 -B6-6) P-L - W-B Door unlock detection switch (Rear LH) Rear LH door unlock detection switch ON (Unlocked) Below 1 V
    LSWL - GND1 (B7-24 -B6-6) P-L - W-B Door unlock detection switch (Rear LH) Rear LH door unlock detection switch OFF (Locked) 10 to 14 V
    DCTY - GND1 (B7-12 -B6-6) GR-R - W-B Courtesy light switch (Front LH) Driver door courtesy light switch ON (Open) Below 1 V
    DCTY - GND1 (B7-12 -B6-6) GR-R - W-B Courtesy light switch (Front LH) Driver door courtesy light switch OFF (Closed) 10 to 14 V
    LSWR - GND1 (B5-21 -B6-6) P-B - W-B Door unlock detection switch (Rear RH) Rear RH door unlock detection switch ON (Unlocked) Below 1 V
    LSWR - GND1 (B5-21 -B6-6) P-B - W-B Door unlock detection switch (Rear RH) Rear RH door unlock detection switch OFF (Locked) 10 to 14 V
    HORN - GND1 (B5-26 -B6-6) B-Y - W-B Horn switch signal Horn switch OFF 10 to 14 V
    HORN - GND1 (B5-26 -B6-6) B-Y - W-B Horn switch signal Horn switch ON Below 1 V
    BDR - GND1 (B6-2 - B6-6) L-W - W-B Battery Always 10 to 14 V
    GND1 - Body ground (B6-6 - Body ground) W-B - Body ground Ground Always Below 1 V
    RWLS - GND1 (B5-6 - B6-6) Y-B - W-B Rear wiper switch signal (ON) Rear wiper switch ON Below 1 V
    RWLS - GND1 (B5-6 - B6-6) Y-B - W-B Rear wiper switch signal (ON) Rear wiper switch OFF or INT 10 to 14 V
    RWC1 - GND1 (B5-7 - B6-6) G-B - W-B Rear wiper switch signal (INT) Rear wiper switch INT Below 1 V
    RWC1 - GND1 (B5-7 - B6-6) G-B - W-B Rear wiper switch signal (INT) Rear wiper switch OFF 10 to 14 V
    ACTD - GND1 (B7-2 - B6-6) R-B - W-B Door lock motor (Front LH) Power door lock not operating or operating to UNLOCK Below 1 V
    ACTD - GND1 (B7-2 - B6-6) R-B - W-B Door lock motor (Front LH) Power door lock not operating to LOCK 10 to 14 V
    IND - GND1 (B5-16 - B6-6) GR - W-B Security indicator light Security indicator is off Below 1 V
    IND - GND1 (B5-16 - B6-6) GR - W-B Security indicator light Security indicator light is on 10 to 14 V
    SH - GND1 (B7-1 - B6-6) R-G - W-B Theft deterrent horn signal Security horn does not sound Below 1 V
    SH - GND1 (B7-1 - B6-6) R-G - W-B Theft deterrent horn signal Security horn sounds 10 to 14 V
    HRLY - GND1 (B7-8 - B6-6) LG-R - W-B HEAD relay signal HEAD relay ON Below 1 V
    HRLY - GND1 (B7-8 - B6-6) LG-R - W-B HEAD relay signal HEAD relay OFF 10 to 14 V
    TRLY - GND1 (B7-11 - B6-6) LG - W-B Taillight relay signal Taillight relay ON Below 1 V
    TRLY - GND1 (B7-11 - B6-6) LG - W-B Taillight relay signal Taillight relay OFF 10 to 14 V
    HCTY - GND1 (B7-14 -B6-6) L-W - W-B Engine hood courtesy switch signal Hood courtesy light switch ON (Open) Below 1 V
    HCTY - GND1 (B7-14 -B6-6) L-W - W-B Engine hood courtesy switch signal Hood courtesy light switch OFF (Close) 10 to 14 V
    WIG - GND1 (B7-5 - B6-6) L-Y - W-B Ignition Switch (IG) Ignition switch LOCK Below 1 V
    WIG - GND1 (B7-5 - B6-6) L-Y - W-B Ignition Switch (IG) Ignition switch ON 10 to 14 V
    IG - GND1 (B7-6 - B6-6) B-R - W-B Ignition Switch (IG) Ignition switch LOCK Below 1 V
    IG - GND1 (B7-6 - B6-6) B-R - W-B Ignition Switch (IG) Ignition switch ON 10 to 14 V
    RWW - GND1 (B7-4 - B6-6) G-B - W-B Rear washer switch (ON) Rear washer switch ON Below 1 V
    RWW - GND1 (B7-4 - B6-6) G-B - W-B Rear washer switch (ON) Rear washer switch OFF 10 to 14 V
    ACT+ - GND1 (B5-1 - B6-6) L-R - W-B Door lock motor (UNLOCK) Power door lock not operating or operating to UNLOCK Below 1 V
    ACT+ - GND1 (B5-1 - B6-6) L-R - W-B Door lock motor (UNLOCK) Power door lock operating to LOCK 10 to 14 V
    ACT- - GND1 (B5-10 - B6-6) L-B - W-B Door lock motor (LOCK) Power door lock not operating or operating to LOCK Below 1 V
    ACT- - GND1 (B5-10 - B6-6) L-B - W-B Door lock motor (LOCK) Power door lock operating to UNLOCK twice 10 to 14 V
    MPX1 (B7-22) W-L Multiplex communication signal Multiplex communication circuit -
    MPX2(2) (B5-24) L-Y Multiplex communication signal Multiplex communication circuit -
    MPX3 (B7-20) G-O Multiplex communication signal Multiplex communication circuit -
    ILE - GND1 (B7-3 - B6-6) W - W-B Illumination Map Light is off Below 1 V
    ILE - GND1 (B7-3 - B6-6) W - W-B Illumination Map Light is on 10 to 14 V
    PRG - GND1 (B5-5 - B6-6) V - W-B Wireless transmitter signal ground Wireless door look receiver communication circuit -
    RDA - GND1 (B5-4 - B6-6) R-G - W-B Wireless transmitter signal input Wireless door lock control system is operated Below 1 V
    RDA - GND1 (B5-4 - B6-6) R-G - W-B Wireless transmitter signal input Wireless door lock control system is not operated 10 to 14 V
    HU - GND1 (B6-11 - B6-6) Y-R - W-B Headlight dimmer switch (HI) Headlight dimmer switch position is Hi beam or FLASH Below 1 V
    HU - GND1 (B6-11 - B6-6) Y-R - W-B Headlight dimmer switch (HI) Headlight dimmer switch position is not Hi beam or FLASH 10 to 14 V
    HF - GND1 (B6-8 - B6-6) R-L - W-B Headlight dimmer switch (FLASH) Headlight dimmer switch position is FLASH Below 1 V
    HF - GND1 (B6-8 - B6-6) R-L - W-B Headlight dimmer switch (FLASH) Headlight dimmer switch position is not FLASH 10 to 14 V
    TAIL - GND1 (B6-7 - B6-6) G - W-B Light control switch (TAIL) Light control switch TAIL or HEAD Below 1 V
    TAIL - GND1 (B6-7 - B6-6) G - W-B Light control switch (TAIL) Light control switch OFF 10 to 14 V
    CLTS(3) - GND1 (B6-12 - B6-6) Y - W-B Automatic light control sensor (Signal) Ignition switch OFF Below 1 V
    CLTS(3) - GND1 (B6-12 - B6-6) Y - W-B Automatic light control sensor (Signal) Ignition switch ON Signal waveform
    CLTE(3) - GND1 (B6-3 - B6-6 BR - W-B Automatic light control sensor (Ground) Always Below 1 V
    CLTB(3) - GND1 (B6-4 - B6-6) R-G - W-B Automatic light control sensor (IG) Ignition switch OF Below 1 V
    CLTB(3) - GND1 (B6-4 - B6-6) R-G - W-B Automatic light control sensor (IG) Ignition switch ON 10 to 14 V
    BZR - GND1 (B7-15 - B6- 6) LG - W-B Wireless door lock buzzer signal Buzzer does not sound Below 1 V
    BZR - GND1 (B7-15 - B6-6 LG - W-B Wireless door lock buzzer signal Buzzer sounds 10 to 14 V
    RLD - GND1 (B7-26 - B6-6) L - W-B Power window control (Rear LH (DOWN)) Ignition switch ON Below 1 V
    RLD - GND1 (B7-26 - B6-6) L - W-B Power window control (Rear LH (DOWN) Ignition switch ON, Rear left power window DOWN operation 10 to 14 V
    RLU - GND1 (B7-25 - B6-6) G-R - W-B Power window control (Rear LH (UP)) Ignition switch ON Below 1 V
    RLU - GND1 (B7-25 - B6-6) G-R - W-B Power window control (Rear LH (UP)) Ignition switch ON, Rear left power window UP operation 10 to 14 V
    RRD - GND1 (B5-20 - B6-6) L - W-B Power window control (Rear RH (DOWN)) Ignition switch ON Below 1 V
    RRD - GND1 (B5-20 - B6-6) L - W-B Power window control (Rear RH (DOWN)) Ignition switch ON, Rear right power window DOWN operation 10 to 14 V
    RRU - GND1 (B5-19 - B6-6) G-Y - W-B Power window control (Rear RH (UP)) Ignition switch ON Below 1 V
    RRU - GND1 (B5-19 - B6-6) G-Y - W-B Power window control (Rear RH (UP)) Ignition switch ON, Rear right power window UP operation 10 to 14 V
    HEAD - GND1 (B6-9 - B6-6) G-Y - W-B Light control switch (HEAD) Light control switch HEAD Below 1 V
    HEAD - GND1 (B6-9 - B6-6) G-Y - W-B Light control switch (HEAD) Light control switch OFF or TAIL 10 to 14 V
    PKB - GND1 (B5-3 - B6-6 LG-R - W-B Parking brake switch signal Ignition switch ON, Parking brake applied Below 1 V
    PKB - GND1 (B5-3 - B6-6) LG-R - W-B Parking brake switch signal Ignition switch ON, Parking brake not applied 10 to 14 V
    GSW (B6-16) GR - R Airbag sensor communication signal Airbag sensor communication circuit -
    OBD2 (B5-2) G-R Diagnosis signal DLC3 communication circuit -
    FFOG - GND1 (B6-13 -B6-6) G-B - W-B Fog light switch signal Headlight dimmer switch LOW, Fog light switch OFF Below 1 V
    FFOG - GND1 (B6-13 -B6-6) G-B - W-B Fog light switch signal Headlight dimmer switch LOW, Fog light switch ON 10 to 14 V
    DIM(1) - GND1 (B7-17 -B6-6) R - W-B DIMMER relay signal Ignition switch OFF Below 1 V
    DIM(1) - GND1 (B7-17 -B6-6) R - W-B DIMMER relay signal Ignition switch ON 10 to 14 V
    H-ON(1) - GND1 (B7-16 - B6-6) R-W - W-B DRL No.4 relay signal Ignition switch OFF Below 1 V
    H-ON(1) - GND1 (B7-16- B6-6) R-W - W-B DRL No.4 relay signal Ignition switch ON 10 to 14 V
    HIND(1) - GND1 (B5-18 -B6-6) GR-L - W-B Hi-beam indicator light signal Ignition switch OFF Below 1 V
    HIND(1) - GND1 (B5-18 -B6-6) GR-L - W-B Hi-beam indicator light signal Ignition switch ON 10 to 14 V
    A(3) - GND1 (B6-10 - B6-6) L-R - W-B Light control switch (AUTO) Light control switch OFF Below 1 V
    A(3) - GND1 (B6-10 - B6-6) L-R - W-B Light control switch (AUTO) Light control switch AUTO 10 to 14 V
    MIRE - GND1 (B5-28 - B6-6) LG-B - W-B Remote control mirror switch (Ground) Always Below 1 V
    MIRS - GND1 (B5-29 - B6-6 P-L - W-B Remote control mirror switch (IG) Ignition switch ON 10 to 14 V
    MIRS - GND1 (B5-29 - B6-6) P-L - W-B Remote control mirror switch (IG) Ignition switch ON, Mirror switch L or R position selected Below 1 V
    MIRB - GND1 (B5-30 - B6-6) G-B - W-B Remote control mirror switch (Battery) Always 10 to 14 V
    S+B - GND1 (B6-1 - B6-6) W-L - W-B Battery Always 10 to 14 V
    PWS - GND1 (B6-21 - B6-6) R-L - W-B Back door power window switch (Ground) Ignition switch ON Below 1 V
    PWS - GND1 (B6-21 - B6-6) R-L - W-B Back door power window switch (Ground) Ignition switch ON, Back door power window switch operated 10 to 14 V
    M2(4) - GND1 (B6-22 -B6-6) G - W-B Driving position memory switch (M2) Ignition switch ON 10 to 14 V
    M2(4) - GND1 (B6-22 -B6-6) G - W-B Driving position memory switch (M2) Ignition switch ON, Driving position memory switch M2 button pushed Below 1 V
    M1(4) - GND1 (B6-23 -B6-6) L-Y - W-B Driving position memory switch (M1) Ignition switch ON 10 to 14 V
    M1(4) - GND1 (B6-23 -B6-6) L-Y - W-B Driving position memory switch (M1) Ignition switch ON, Driving position memory switch M1 button pushed Below 1 V
    MM(4) - GND1 (B6-24 -B6-6) L - W-B Driving position memory switch (SET) Ignition switch ON 10 to 14 V
    MM(4) - GND1 (B6-24 -B6-6) L - W-B Driving position memory switch (SET) Ignition switch ON, Driving position memory switch SET button pushed Below 1 V
    DOP(2) - GND1 (B5-9 -B6-6) P - W-B Glass breakage sensor ECU communication Armed state Below 1 V
    DOP(2) - GND1 (B5-9 -B6-6) P - W-B Glass breakage sensor ECU communication Alarm sounds (on glass breakage detection) Pulse generation
    (1) with Daytime running light

    (2) with Glass Breakage Sensor

    (3) with Automatic Light Control

    (4) with Driving Position Memory
  2. CHECK DRIVER DOOR ECU 
    Fig 2: Identifying Driver Door ECU Connector Terminals
    G04511021Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    DRIVER DOOR ECU CONNECTOR TERMINALS SPECIFIED CONDITIONS

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    CPUB - GND (23 - 13) W-R - W-B Battery Always 10 to 14 V
    BDR - GND (25 - 13) L-W - W-B Battery Always 10 to 14 V
    CTYB - DCYL (5 - 6) R - R-W Courtesy switch driver side Driver's door closed 10 to 14 V
    CTYB - DCYL (5 - 6) R - R-W Courtesy switch driver side Driver's door open Below 1 V
    SIG - GND (21 - 13) B-R - W-B Ignition switch Ignition switch ON 10 to 14 V
    GND - Body Ground (13 -Body Ground) W-B - Body Ground Ground Always Below 1 V
    PLS - SGND (3 - 4) L-R - W-B Power window pulse sensor Power window is operated Pulse Generation
    PLS - SGND (3 - 4) L-R - W-B Power window pulse sensor Power window is not operated (Switch ON) Below 1 V
    PLS - SGND (3 - 4) L-R - W-B Power window pulse sensor Power window is not operated (Switch OFF) 10 to 14 V
    LMT - SGND (2 - 4) L-Y - W-B Power window limit switch Driver's door window not fully closed position Below 1 V
    LMT - SGND (2 - 4) L-Y - W-B Power window limit switch Driver's door window fully closed position 10 to 14 V
    DU - DDN (1 - 14) R - G Power window motor (UP) Ignition switch ON and driver's window switch OFF Below 1 V
    DU - DDN (1 - 14) R - G Power window motor (UP) Ignition switch ON and driver's window switch UP 10 to 14 V
    DDN - DU (14 - 1) G - R Power window motor (DOWN) Ignition switch ON and driver's window switch OFF Below 1 V
    DDN - DU (14 - 1) G - R Power window motor (DOWN) Ignition switch ON and driver's window switch DOWN 10 to 14 V
    MPX1 - (20 - -) G-B - - Multiplex communication line Multiplex communication circuit -
    MPX2 - - (8 - -) W-L - - Multiplex communication line Multiplex communication circuit -
    KL - LSWE (22 - 9) LG-B - W-B Door key lock and unlock switch (LOCK) Door key lock and unlock switch LOCK Below 1 V
    KL - LSWE (22 - 9) LG-B - W-B Door key lock and unlock switch (LOCK) Door key lock and unlock switch OFF or UNLOCK 10 to 14 V
    KUL - LSWE (10 - 9) LG-R - W-B Door key lock and unlock switch (UNLOCK) Door key lock and unlock switch UNLOCK Below 1 V
    KUL - LSWE (10 - 9) LG-R - W-B Door key lock and unlock switch (UNLOCK) Door key lock and unlock switch OFF or LOCK 0 to 14 V
    LSWD - LSWE (24 - 9) R-Y - W-B Door unlock detection switch Driver door is locked 10 to 14 V
    LSWD - LSWE (24 - 9) R-Y - W-B Door unlock detection switch Driver door is unlocked Below 1 V
    WLSW - GND (7 - 13) R-L - W-B Window lock switch Driver side window lock switch position UNLOCK Below 1 V
    WLSW - GND (7 - 13) R-L - W-B Window lock switch Driver side window lock switch position LOCK 10 to 14 V
    SGND - Body Ground (4 -Body Ground) W-B - Body Ground Ground Always Below 1 V
    LSWE - Body Ground (9 -Body Ground) W-B - Body Ground Ground Always Below 1 V
    DM+R (1) - GND (15 - 13) L-W - W-B Outer mirror motor Remote control mirror is not operated Below 1 V
    DM+R (1) - GND (15 - 13) L-W - W-B Outer mirror motor Remote control mirror is operated DOWN or RIGHT 10 to 14 V
    DMVR (1) - GND (17 -13) BR-B - W-B Outer mirror motor Remote control mirror is not operated Below 1 V
    DMVR (1) - GND (17 -13) BR-B - W-B Outer mirror motor Remote control mirror is operated UP or RIGHT 10 to 14 V
    DMHR (1) - GND (16 -13) BR-R - W-B Outer mirror motor Remote control mirror is not operated Below 1 V
    DMHR (1) - GND (16 -13) BR-R - W-B Outer mirror motor Remote control mirror is operated LEFT or DOWN 10 to 14 V
    DVC (1) - LE1 (11 - 12) BR-W - L-R Outer mirror position sensor Ignition switch OFF Below 1 V
    DVC (1) - LE1 (11 - 12) BR-W - L-R Outer mirror position sensor Ignition switch ON 4.8 to 5.2 V
    VSSR (1) - LE1 (18 - 12) BR-Y - L-R Outer mirror position sensor Ignition switch ON, outer mirror position full DOWN 0.5 to 1.8 V
    VSSR (1) - LE1 (18 - 12) BR-Y - L-R Outer mirror position sensor Ignition switch ON, outer mirror position full UP 3.5 to 4.5 V
    HSSR (1) - LE1 (19 - 12) L-B - L-R Outer mirror position sensor Ignition switch ON, outer mirror position full OUT 0.5 to 18 V
    HSSR (1) - LE1 (19 - 12) L-B - L-R Outer mirror position sensor Ignition switch ON, outer mirror position full IN 3.5 to 4.5 V
    (1) with Driving position memory
  3. CHECK PASSENGER DOOR ECU 
    Fig 3: Identifying Passenger Door ECU (w/o Driving Position Memory) Connector Terminals
    G04511022Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    PASSENGER DOOR ECU CONNECTOR TERMINALS SPECIFIED CONDITIONS

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    BDR - GND (20 - 8) L-Y - W-B Battery Always 10 to 14 V
    CPUB - GND (12 - 8) W-R - W-B Battery Always 10 to 14 V
    SIG - GND (19 - 8) B-R - W-B Ignition switch Ignition switch ON 10 to 14 V
    GND - Body Ground (8 - Body ground) W-B - Body Ground Ground Always Below 1 V
    PLS - SGND (17 - 18) L-R - W-B Power window pulse sensor Power window is operated Pulse generation
    PLS - SGND (17 - 18) L-R - W-B Power window pulse sensor Power window is not operated (Switch ON) Below 1 V
    PLS - SGND (17 - 18) L-R - W-B Power window pulse sensor Power window is not operated (Switch OFF) 10 to 14 V
    LMT - SGND (16 - 18) L-W - W-B Power window limit switch Front passenger's door window not fully closed position Below 1 V
    LMT - SGND (16 - 18) L-W - W-B Power window limit switch Front passenger's door window fully closed position 10 to 14 V
    PU - PDN (1 - 9) R - G Power window motor (UP) Ignition switch ON and front passenger's window switch OFF Below 1 V
    PU - PDN (1 - 9) R - G Power window motor (UP) Ignition switch ON and front passenger's window switch UP 10 to 14 V
    PDN - PU (9 - 1) G - R Power window motor (DOWN) Ignition switch ON and front passenger's window switch OFF Below 1 V
    PDN - PU (9 - 1) G - R Power window motor (DOWN) Ignition switch ON and front passenger's window switch DOWN 10 to 14 V
    MPX1 - (10 <-> -) B <-> - Multiplex communication line Multiplex communication circuit -
    MPX2 - (11 <-> -) G-B <-> - Multiplex communication line Multiplex communication circuit -
    PKL - LSWE (3 - 13) LG-B - W-B Door key lock and unlock switch (LOCK) Door key lock and unlock switch LOCK Below 1 V
    PKL - LSWE (3 - 13) LG-B - W-B Door key lock and unlock switch (LOCK) Door key lock and unlock switch OFF or UNLOCK 10 to 14 V
    PKUL - LSWE (2 - 13) LG-R - W-B Door key lock and unlock switch (UNLOCK) Door key lock and unlock switch UNLOCK Below 1 V
    PKUL - LSWE (2 - 13) LG-R - W-B Door key lock and unlock switch (UNLOCK) Door key lock and unlock switch OFF or LOCK 10 to 14 V
    LSWP - LSWE (4 - 13) R-Y - W-B Door unlock detection switch Front passenger's door is locked 10 to 14 V
    LSWP - LSWE (4 - 13) R-Y - W-B Door unlock detection switch Front passenger's door is unlocked Below 1 V
    LSW - GND (7 - 8) R-L - W-B Window lock switch Window lock switch position UNLOCK Below 1 V
    LSW - GND (7 - 8) R-L - W-B Window lock switch Window lock switch position LOCK 10 to 14 V
    CTYB - PCYL (6 - 5) R - R-W Door courtesy light (Front RH) Front passenger's door closed 10 to 14 V
    CTYB - PCYL (6 - 5) R - R-W Door courtesy light (Front RH) Front passenger's door open Below 1 V
    LSWE - Body ground (13 - Body ground) W-B - Body ground Ground Always Below 1 V
    SGND - Body ground (18 - Body ground) W-B - Body ground Ground Always Below 1 V
    Fig 4: Identifying Passenger Door ECU (W/Driving Position Memory) Connector Terminals
    G04511023Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    PASSENGER DOOR ECU (W/DRIVING POSITION MEMORY) CONNECTOR TERMINALS SPECIFIED CONDITION

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    MPX1 - (20 <-> -) B <-> - Multiplex communication line Multiplex communication circuit Pulse generation
    SIG - GND (21 - 13) B-R - W-B Ignition switch Ignition switch ON 10 to 14 V
    BDR - GND (25 - 13) L-Y - W-B Battery Always 10 to 14 V
    CPUB - GND (23 - 13) W-R - W-B Battery Always 10 to 14 V
    LMT - SGND (2 - 4) L-W - W-B Power window limit switch Front passenger's door window not fully closed Below 1 V
    LMT - SGND (2 - 4) L-W - W-B Power window limit switch Front passenger's door window fully closed 10 to 14 V
    PLS - SGND (3 - 4) L-R - W-B Power window pulse sensor Power window is operated Pulse generation
    SGND - Body ground (4 -Body ground) W-B - Body ground Ground Always Below 1 V
    PU - PDN (1 - 14) R - G Power window motor (UP) Ignition switch ON and front passenger's window switch OFF Below 1 V
    PU - PDN (1 - 14) R - G Power window motor (UP) Ignition switch ON and front passenger's window switch UP 10 to 14 V
    PDN - PU (14 - 1) G - R Power window motor (DOWN) Ignition switch ON and front passenger's window switch OFF Below 1 V
    PDN - PU (14 - 1) G - R Power window motor (DOWN) Ignition switch ON and front passenger's window switch DOWN 10 to 14 V
    LSW - GND (7 - 13) R-L - W-B Window lock switch Window lock switch position UNLOCK Below 1 V
    LSW - GND (7 - 13) R-L - W-B Window lock switch Window lock switch position LOCK 10 to 14 V
    MPX2 <-> - (8 <-> -) G-B <-> - Multiplex communication line Multiplex communication circuit Pulse generation
    GND - Body ground (13 - Body ground) W-B - Body ground Ground Always Below 1 V
    LSWP - LSWE (24 - 9) R-Y - W-B Door unlock detection switch Front passenger's door is locked 10 to 14 V
    LSWP - LSWE (24 - 9) R-Y - W-B Door unlock detection switch Front passenger's door is unlocked Below 1 V
    LSWE - Body ground (9 -Body ground) W-B - Body ground Ground Always Below 1 V
    PKUL - GND (10 - 13) LG-R - W-B Door key lock and unlock switch (UNLOCK) Door key lock and unlock switch UNLOCK Below 1 V
    PKUL - GND (10 - 13) LG-R - W-B Door key lock and unlock switch (UNLOCK) Door key lock and unlock switch OFF or LOCK 10 to 14 V
    PKL - GND (22 - 13) LG-B - W-B Door key lock and unlock switch (LOCK) Door key lock and unlock switch LOCK Below 1 V
    PKL - GND (22 - 13) LG-B - W-B Door key lock and unlock switch (LOCK) Door key lock and unlock switch OFF or UNLOCK 10 to 14 V
    CTYB - PCYL (5 - 6) R - R-W Door courtesy light (Front RH) Front passenger's door closed 10 to 14 V
    CTYB - PCYL (5 - 6) R - R-W Door courtesy light (Front RH) Front passenger's door open Below 1 V
    PVC - RE1 (11 - 12) GR-B - GR- R Outer mirror position sensor Ignition switch OFF Below 1 V
    PVC - RE1 (11 - 12) GR-B - GR- R Outer mirror position sensor Ignition switch ON 4.8 to 5.2 V
    VSSR - RE1 (18 - 12) GR-G - GR- R Outer mirror position sensor Ignition switch ON, outer mirror position full OUT 0.5 to 1.8 V
    VSSR - RE1 (18 - 12) GR-G - GR- R Outer mirror position sensor Ignition switch ON, outer mirror position full IN 3.5 to 4.5 V
    HSSR - RE1 (19 - 12) GR-L - GR- R Outer mirror position sensor Ignition switch ON, outer mirror position full DOWN 0.5 to 1.8 V
    HSSR - RE1 (19 - 12) GR-L - GR- R Outer mirror position sensor Ignition switch ON, outer mirror position full UP 3.5 to 4.5 V
    PM+R - GND (15 - 13) L-W - W-B Outer mirror motor Remote control mirror is not operated Below 1 V
    PM+R - GND (15 - 13) L-W - W-B Outer mirror motor Remote control mirror is operated DOWN or RIGHT 10 to 14 V
    PMVR - GND (17 - 13) LG-B - W-B Outer mirror motor Remote control mirror is not operated Below 1 V
    PMVR - GND (17 - 13) LG-B - W-B Outer mirror motor Remote control mirror is operated UP or RIGHT 10 to 14 V
    PMHR - GND (16 - 13) LG-R - W-B Outer mirror motor Remote control mirror is not operated Below 1 V
    PMHR - GND (16 - 13) LG-R - W-B Outer mirror motor Remote control mirror is operated LEFT or DOWN 10 to 14 V
  4. CHECK BACK DOOR ECU 
    Fig 5: Identifying Back Door ECU Connector Terminals
    G04511024Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    BACK DOOR ECU CONNECTOR TERMINALS SPECIFIED CONDITION

    Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
    BDR - GND (B11-4 - B11-3) L-W - W-B Battery Always 10 to 14 V
    BECU - GND (B11-5 - B11-3) W-R - W-B Battery Always 10 to 14 V
    SIG - GND (B11-6 - B11-3) B-R - W-B Ignition switch Ignition switch OFF Below 1.0 V
    SIG - GND (B11-6 - B11-3) B-R - W-B Ignition switch Ignition switch ON 10 to 14 V
    LGLP - GND (B11-7 - B11-3) R-L - W-B Luggage room light Luggage room light switch OFF or ON Below 1.0 V
    LGLP - GND (B11-7 - B11-3) R-L - W-B Luggage room light Luggage room light switch DOOR, any door open 10 to 14 V
    BDCY - CTYE (B10-7 - B10-20) R - W-B Back door courtesy light switch Back door courtesy ON (Back door Open) Below 1.0 V
    BDCY - CTYE (B10-7 - B10-20) R - W-B Back door courtesy light switch OFF (Back door Close) 10 to 14 V
    BKUL - KEYE (B10-4 - B10-19) G - R-W Back door key lock and unlock switch (UNLOCK) Back door key lock and unlock switch UNLOCK Below 1.0 V
    BKUL - KEYE (B10-4 - B10-19) G - R-W Back door key lock and unlock switch (UNLOCK) Back door key lock and unlock switch OFF or LOCK 10 to 14 V
    BKL - KEYE (B10-5 - B10-19) L - R-W Back door key lock and unlock switch (LOCK) Back door key lock and unlock switch LOCK Below 1.0 V
    BKL - KEYE (B10-5 - B10-19) L - R-W Back door key lock and unlock switch (LOCK) Back door key lock and unlock switch OFF or UNLOCK 10 to 14 V
    BDUP - BDDN (B10-13 - B10-25) P - W Back door power window motor (UP) Back door power window not operating Below 1.0 V
    BDUP - BDDN (B10-13 - B10-25) P - W Back door power window motor (UP) Back door power window operating upward 10 to 14 V
    BDDN - BDUP (B10-25 - B10-13) W - P Back door power window motor (DOWN) Back door power window not operating Below 1.0 V
    BDDN - BDUP (B10-25 - B10-13) W - P Back door power window motor (DOWN) Back door power window operating downward 10 to 14 V
    LSWB - LSWE (B10-6 - B10-22) R-L - R-Y Back door unlock detection switch Back door unlock detection switch ON (Back door lock unlocked) Below 1.0 V
    LSWB - LSWE (B10-6 - B10-22) R-L - R-Y Back door unlock detection switch Back door unlock detection switch OFF (Back door lock locked) 10 to 14 V
    P - SGND (B10-12 - B10-18) L-W - L-R Rear wiper position switch Rear wiper arm not in store position 10 to 14 V
    P - SGND (B10-12 - B10-18) L-W - L-R Rear wiper position switch Rear wiper arm in store position Below 1.0 V
    SGND - Body ground (B10-18 - Body ground) L-R - Body ground Ground Always Below 1.0 V
    W - SGND (B10-3 - B10-18) L-B - L-R Rear wiper reverse switch Rear wiper arm not in stopping and reversing position Below 1.0 V
    W - SGND (B10-3 - B10-18) L-B - L-R Rear wiper reverse switch Rear wiper arm between stopping and reversing position 10 to 14 V
    WIP- <-> SGND (B10-1 - B10-18) L-O - L-R Rear wiper motor Rear wiper motor not operating Below 1.0 V
    WIP- <-> SGND (B10-1 - B10-18) L-O - L-R Rear wiper motor Rear wiper motor rotates reversely 10 to 14 V
    WIP+ - SGND (B10-2 - B10-18) L-Y - L-R Rear wiper motor Rear wiper motor not operating Below 1.0 V
    WIP+ - SGND B10-2 - B10-18) L-Y - L-R Rear wiper motor Rear wiper motor rotates 10 to 14 V
    GND - Body ground (B11-3 - Body ground) W-B - Body ground Ground Always Below 1.0 V
    MPX1 <-> - (B11-2 <-> -) LG-R <-> - Multiplex communication line Multiplex communication circuit -
    MPX2 <-> - (B11-1 <-> -) B <-> - Multiplex communication line Multiplex communication circuit -
    ILE - GND (B11-8 - B11-3) W - W-B Illumination signal Rear room light switch OFF Below 1.0 V
    ILE - GND (B11-8 - B11-3) W - W-B Illumination signal Rear room light switch ON or DOOR 10 to 14 V
    ACT- <-> ACT+ (B10-14 - B10-15) L-R - L-B Back door lock motor Back door lock motor not operating Below 1.0 V
    ACT- <-> ACT+ (B10-14 - B10-15) L-R - L-B Back door lock motor Back door lock motor rotates reversely 10 to 14 V
    ACT+ <-> ACT- (B10-15 - B10-14) L-B - L-R Back door lock motor Back door lock motor not operating Below 1.0 V
    ACT+ <-> ACT- (B10-15 - B10-14) L-B - L-R Back door lock motor Back door lock motor rotates reversely 10 to 14 V
    DSV - DSG (B10-11 - B10-23) LG-B - W-R Back door power window pulse sensor Ignition switch ON 10 to 14 V
    DS1 - GND (B10-17 - B11-3) LG-R - W-B Back door power window pulse sensor Back door power window operating Pulse generation (See WAVEFORM 1 )
    DS2 - GND (B10-16 - B11-3) P - W-B Back door power window pulse sensor Back door power window operating Pulse generation (See WAVEFORM 1 )
    DSG - Body ground (B10-23 - Body ground) W-R - Body ground Back door power window pulse sensor ground Always Below 1 V
    1. Waveform 1
      Fig 6: Identifying Waveform 1
      G04511025Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      WAVEFORM 1 REFERENCE

      Item Condition
      Tool setting 5 V/DIV, 10 ms/DIV
      Vehicle condition Back door power window operating
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