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Terminals Of Ecu

  1. CHECK POWER WINDOW REGULATOR MASTER SWITCH (EXCEPT 3 DOOR) 
    Fig 1: Identifying Power Window Regulator Master Switch ECU Terminals (Except 3 Door)
    G04833753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the G1 power window regulator master switch connector.
    2. Measure the voltage and resistance of the wire harness side connector.

      Standard: 

      Except 3 door

      POWER WINDOW REGULATOR MASTER SWITCH (EXCEPT 3 DOOR) SPECIFICATION

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      B(G1-6)-Body ground GR - Body ground Ignition power supply Ignition switch OFF Below 1 V
      B (G1-6) - Body ground GR - Body ground Ignition power supply Ignition switch ON 11 to 14 V
      E (G1-1) - Body ground W-B - Body ground Ground Always Below 1 Ω

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Reconnect the G1 power window regulator master switch connector.
    4. Measure the voltage of the connector.

      Standard voltage: 

      Except 3 door

      POWER WINDOW REGULATOR MASTER SWITCH (EXCEPT 3 DOOR) VOLTAGE SPECIFICATION

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      U (G1-3) - E (G1-1) R-W-B Power window motor UP output (driver side) Ignition switch ON, driver side power window switch OFF --> UP (manual operation) Below 1 V --> 11 to 14 V
      D (G1-4) - E (G1-1) G-W-B Power window motor DOWN output (driver side) Ignition switch ON, driver side power window switch OFF --> DOWN (manual operation) Below 1 V --> 11 to 14 V
      D (G1-4) - E (G1-1) G-W-B Power window motor DOWN output (driver side) Ignition switch ON, driver side power window fully closed --> driver side power window switch DOWN (AUTO operation) --> driver side power window fully open Below 1 V --> 11 to 14 V --> Below 1 V
      U (G1-16) - E (G1-1) W-W-B Power window motor UP output (passenger side) Ignition switch ON, passenger side power window switch OFF --> UP Below 1 V --> 11 to 14 V
      D (G1-15) - E (G1-1) P-W-B Power window motor DOWN output (passenger side) Ignition switch ON, passenger side power window switch OFF --> DOWN Below 1 V --> 11 to 14 V
      U (G1-12) - E (G1-1) Y-W-B Power window motor UP output (rear LH) Ignition switch ON, rear LH side power window switch OFF --> UP Below 1 V --> 11 to 14 V
      D (G1-13) - E (G1-1) B-W-B Power window motor DOWN output (rear LH) Ignition switch ON, rear LH side power window switch OFF --> DOWN Below 1 V --> 11 to 14 V
      U (G1-10) - E (G1-1) R-W-B Power window motor UP output (rear RH) Ignition switch ON, rear RH side power window switch OFF --> UP Below 1 V --> 11 to 14 V
      D (G1-18) - E (G1-1) G-W-B Power window motor DOWN output (rear RH) Ignition switch ON, rear RH side power window switch OFF --> DOWN Below 1 V --> 11 to 14 V

      If the result is not as specified, the master switch may have a malfunction.

    5. Check the AUTO light illumination.
      1. After turning the ignition switch ON, check that the AUTO light illuminates (green).
  2. CHECK POWER WINDOW REGULATOR MASTER SWITCH (3 DOOR) 
    Fig 2: Identifying Power Window Regulator Master Switch ECU Terminals (3 Door)
    G04833753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the G1 power window regulator master switch connector.
    2. Measure the voltage and resistance of the wire harness side connector.

      Standard: 

      3 Door

      POWER WINDOW REGULATOR MASTER SWITCH (3 DOOR) SPECIFICATION

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      B (G1-15) - Body ground GR - Body ground Ignition power supply Ignition switch OFF Below 1 V
      B (G1-15) - Body ground GR - Body ground Ignition power supply Ignition switch ON 11 to 14 V
      E (G1-7)-Body ground W-B - Body ground Ground Always Below 1 Ω

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Reconnect the G1 power window regulator master switch connector.
    4. Measure the voltage of the connector.

      Standard voltage: 

      3 Door

      POWER WINDOW REGULATOR MASTER SWITCH (3 DOOR)VOLTAGE SPECIFICATION

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      U (G1-10) - E (G1-7) R-W-B Power window motor UP output (driver side) Ignition switch ON, driver side power window switch OFF --> UP (manual operation) Below 1 V --> 11 to 14 V
      D (G1-12) - E (G1-7) G-W-B Power window motor DOWN output (driver side) Ignition switch ON, driver side power window switch OFF --> DOWN (manual operation) Below 1 V --> 11 to 14 V
      D (G1-12) - E (G1-7) G-W-B Power window motor DOWN output (driver side) Ignition switch ON, driver side power window fully closed --> driver side power window switch DOWN (AUTO operation) -->driver side power window fully open Below 1 V --> 11 to 14 V --> Below 1 V
      U (G1-16) - E (G1-7) W - W-B Power window motor UP output (passenger side) Ignition switch ON, passenger side power window switch OFF --> UP Below 1 V --> 11 to 14 V
      D (G1-18) - E (G1-7) P-W-B Power window motor DOWN output (passenger side) Ignition switch ON, passenger side power window switch OFF --> DOWN Below 1 V --> 11 to 14 V

      If the result is not as specified, the master switch may have a malfunction.

    5. Check the AUTO light illumination.
      1. After turning the ignition switch ON, check that the AUTO light illuminates (green).
  3. CHECK POWER WINDOW SWITCH (PASSENGER SIDE) 
    Fig 3: Identifying Power Window Switch ECU Terminals (Passenger Side)
    G04833755Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the F1 power window switch connector.
    2. Measure the voltage of the wire harness side connector.

      Standard voltage: 

      POWER WINDOW SWITCH (PASSENGER SIDE) VOLTAGE SPECIFICATION

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      B (F1-3) - Body ground L - Body ground Ignition power supply Ignition switch OFF Below 1 V
      B (F1-3) - Body ground L-Body ground Ignition power supply Ignition switch ON 11 to 14 V
      D (F1-1) - Body ground G - Body ground Power window motor DOWN output Ignition switch ON, power window switch OFF --> DOWN Below 1 V --> 11 to 14 V
      SD (F1-2) - Body ground P - Body ground Power window motor DOWN input (Remote) Ignition switch ON, power window master switch OFF --> DOWN (Remote) Below 1 V --> 11 to 14 V
      U (F1-4) - Body ground R - Body ground Power window motor UP output Ignition switch ON, power window switch OFF --> UP Below 1 V --> 11 to 14 V
      SU (F1-5) - Body ground W - Body ground Power window motor UP input (Remote) Ignition switch ON, power window master switch OFF --> UP (Remote) Below 1 V --> 11 to 14 V

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Reconnect the F1 power window switch connector.
  4. CHECK POWER WINDOW SWITCH (REAR DOOR SIDE) 
    Fig 4: Identifying Power Window Switch ECU Terminals (Rear Door Side)
    G04833756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the 11 and H1 power window switch connectors.
    2. Measure the voltage of the wire harness side connector.

      Standard voltage: 

      POWER WINDOW SWITCH (REAR DOOR SIDE) VOLTAGE SPECIFICATION

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      B (3) - Body ground SB - Body ground Ignition power supply Ignition switch OFF Below 1 V
      B (3) - Body ground SB - Body ground Ignition power supply Ignition switch ON 11 to 14 V
      U (4) - Body ground Y - Body ground Power window motor UP output Ignition switch ON, power window switch OFF --> UP Below 1 V --> 11 to 14 V
      D (2) - Body ground B - Body ground Power window motor DOWN output Ignition switch ON, power window switch OFF --> DOWN Below 1 V --> 11 to 14 V
      SU (5) - Body ground R - Body ground Power window motor UP intput (Remote) Ignition switch ON, power window master switch OFF --> UP (Remote) Below 1 V --> 11 to 14 V
      SD (1) - Body ground G - Body ground Power window motor DOWN input (Remote) Ignition switch ON, power window master switch OFF --> DOWN (Remote) Below 1 V --> 11 to 14 V

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Reconnect the 11 and H1 power window switch connectors.
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