LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2016 >> IS 350 Base, RWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System - Diagnostics - Introduction >> Power Window Control System >> Terminals Of Ecu [04/2013 - ] >> Terminals Of Ecu [04/2013 - ]

Terminals Of Ecu [04/2013 - ]

  1. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (w/ Seat Position Memory System) 
    1. Disconnect the N18 multiplex network master switch assembly connector.
      Fig 1: Multiplex Network Master Switch Assembly Connector End View N18
      GTY462536Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N18-11 (B) - N18-12 (GND) LG - W-B Power supply Always 11 to 14 V
      N18-12 (GND) - 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. Reconnect the N18 multiplex network master switch assembly connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N18-15 (DOWN) - N18-12 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), driver door power window regulator switch not pushed or pulled 11 to 14 V
      N18-15 (DOWN) - N18-12 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), driver door power window moving, driver door power window regulator switch pushed halfway down (Manual operation) Below 1 V
      N18-18 (LED) - N18-12 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N18-18 (LED) - N18-12 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      N18-20 (UP) - N18-12 (GND) R - W-B Power window motor UP output Engine switch on (IG), driver door power window regulator switch not pushed or pulled 11 to 14 V
      N18-20 (UP) - N18-12 (GND) R - W-B Power window motor UP output Engine switch on (IG), driver door power window moving, driver door power window regulator switch pulled halfway up (Manual operation) Below 1 V

      If the result is not as specified, the multiplex network master switch assembly may be malfunctioning.

  2. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (w/o Seat Position Memory System) 
    1. Disconnect the N27 multiplex network master switch assembly connector.
      Fig 2: Multiplex Network Master Switch Assembly Connector End View N27
      GTY465213Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N27-21 (B) - N27-17 (GND) LG - W-B Power supply Always 11 to 14 V
      N27-17 (GND) - 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. Reconnect the N27 multiplex network master switch assembly connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N27-20 (DOWN) - N27-17 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), driver door power window regulator switch not pushed or pulled 11 to 14 V
      N27-20 (DOWN) - N27-17 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), driver door power window moving, driver door power window regulator switch pushed halfway down (Manual operation) Below 1 V
      N27-19 (LED) - N27-17 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N27-19 (LED) - N27-17 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      N27-22 (UP) - N27-17 (GND) R - W-B Power window motor UP output Engine switch on (IG), driver door power window regulator switch not pushed or pulled 11 to 14 V
      N27-22 (UP) - N27-17 (GND) R - W-B Power window motor UP output Engine switch on (IG), driver door power window moving, driver door power window regulator switch pulled halfway up (Manual operation) Below 1 V

      If the result is not as specified, the multiplex network master switch assembly may be malfunctioning.

  3. CHECK POWER WINDOW REGULATOR SWITCH ASSEMBLY 
    1. Disconnect the N4 power window regulator switch assembly connector.
      Fig 3: Power Window Regulator Switch Connector End View N4
      GTY465219Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      HINT: 

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N4-5 (GND) - 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. Reconnect the N4 power window regulator switch assembly connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N4-8 (LED) - N4-5 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N4-8 (LED) - N4-5 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      N4-2 (UP) - N4-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly not pushed or pulled 11 to 14 V
      N4-2 (UP) - N4-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly pulled halfway up (Manual operation) Below 1 V
      N4-2 (UP) - N4-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N4-2 (UP) - N4-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      N4-2 (UP) - N4-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N4-10 (DOWN) - N4-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly not pushed or pulled 11 to 14 V
      N4-10 (DOWN) - N4-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly pushed halfway down (Manual operation) Below 1 V
      N4-10 (DOWN) - N4-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N4-10 (DOWN) - N4-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      N4-10 (DOWN) - N4-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N4-4 (AUTO) - N4-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N4-4 (AUTO) - N4-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      N4-4 (AUTO) - N4-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N4-4 (AUTO) - N4-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N4-4 (AUTO) - N4-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      N4-4 (AUTO) - N4-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger door power window fully open 11 to 14 V

      If the result is not as specified, the power window regulator switch assembly may be malfunctioning.

  4. CHECK REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR) 
    1. Disconnect the O8 rear power window regulator switch assembly (for LH door) connector.
      Fig 4: Rear Power Window Regulator Switch (For LH Door) Connector End View O8
      GTY465218Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      HINT: 

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O8-5 (GND) - 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. Reconnect the O8 rear power window regulator switch assembly (for LH door) connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O8-8 (LED) - O8-5 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      O8-8 (LED) - O8-5 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      O8-2 (UP) - O8-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear power window regulator switch assembly (for LH door) not pushed or pulled 11 to 14 V
      O8-2 (UP) - O8-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) pulled halfway up (Manual operation) Below 1 V
      O8-2 (UP) - O8-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O8-2 (UP) - O8-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation) Below 1 V
      O8-2 (UP) - O8-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O8-10 (DOWN) - O8-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear power window regulator switch assembly (for LH door) not pushed or pulled 11 to 14 V
      O8-10 (DOWN) - O8-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) pushed halfway down (Manual operation) Below 1 V
      O8-10 (DOWN) - O8-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O8-10 (DOWN) - O8-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation) Below 1 V
      O8-10 (DOWN) - O8-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O8-4 (AUTO) - O8-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O8-4 (AUTO) - O8-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation) Below 1 V
      O8-4 (AUTO) - O8-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O8-4 (AUTO) - O8-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O8-4 (AUTO) - O8-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation) Below 1 V
      O8-4 (AUTO) - O8-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear LH door power window fully open 11 to 14 V

      If the result is not as specified, the rear power window regulator switch assembly (for LH door) may be malfunctioning.

  5. CHECK REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR RH DOOR) 
    1. Disconnect the O3 rear power window regulator switch assembly (for RH door) connector.
      Fig 5: Rear Power Window Regulator Switch (For RH Door) Connector End View O3
      GTY465220Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      HINT: 

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O3-5 (GND) - 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. Reconnect the O3 rear power window regulator switch assembly (for RH door) connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O3-8 (LED) - O3-5 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      O3-8 (LED) - O3-5 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      O3-2 (UP) - O3-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear power window regulator switch assembly (for RH door) not pushed or pulled 11 to 14 V
      O3-2 (UP) - O3-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) pulled halfway up (Manual operation) Below 1 V
      O3-2 (UP) - O3-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O3-2 (UP) - O3-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation) Below 1 V
      O3-2 (UP) - O3-5 (GND) R - W-B Power window motor UP output Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O3-10 (DOWN) - O3-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear power window regulator switch assembly (for RH door) not pushed or pulled 11 to 14 V
      O3-10 (DOWN) - O3-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) pushed halfway down (Manual operation) Below 1 V
      O3-10 (DOWN) - O3-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O3-10 (DOWN) - O3-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation) Below 1 V
      O3-10 (DOWN) - O3-5 (GND) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O3-4 (AUTO) - O3-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O3-4 (AUTO) - O3-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation) Below 1 V
      O3-4 (AUTO) - O3-5 (GND) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O3-4 (AUTO) - O3-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O3-4 (AUTO) - O3-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation) Below 1 V
      O3-4 (AUTO) - O3-5 (GND) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear RH door power window fully open 11 to 14 V

      If the result is not as specified, the rear power window regulator switch assembly (for RH door) may be malfunctioning.

  6. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR) 
    1. Disconnect the N17 power window regulator motor assembly (for driver door) connector.
      Fig 6: Power Window Regulator Motor Assembly (For Driver Door) Connector End View N17
      GTY469148Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N17-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N17-2 (B) - Body ground G - Body ground Power supply Always 11 to 14 V

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

    3. Reconnect the N17 power window regulator motor assembly (for driver door) connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N17-5 (LED) - N17-1 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N17-5 (LED) - N17-1 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      N17-7 (DOWN) - N17-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), multiplex network master switch assembly (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      N17-7 (DOWN) - N17-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) pushed halfway down (Manual operation) Below 1 V
      N17-7 (DOWN) - N17-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), driver door power window fully closed 11 to 14 V
      N17-7 (DOWN) - N17-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) fully pushed down (Auto operation) Below 1 V
      N17-7 (DOWN) - N17-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), driver door power window fully open 11 to 14 V
      N17-10 (UP) - N17-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), multiplex network master switch assembly (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      N17-10 (UP) - N17-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) pulled halfway up (Manual operation) Below 1 V
      N17-10 (UP) - N17-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), multiplex network master switch assembly (driver door power window regulator switch) fully open 11 to 14 V
      N17-10 (UP) - N17-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) fully pulled up (Auto operation) Below 1 V
      N17-10 (UP) - N17-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), driver door power window fully closed 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for driver door) may be malfunctioning.

  7. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR FRONT PASSENGER DOOR) 
    1. Disconnect the N2 power window regulator motor assembly (for front passenger door) connector.
      Fig 7: Power Window Regulator Motor Assembly (For Front Passenger Door) Connector End View N2
      GTY458960Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N2-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N2-2 (B) - Body ground Y - Body ground Power supply Always 11 to 14 V

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

    3. Reconnect the N2 power window regulator motor assembly (for front passenger door) connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N2-4 (AUTO) - N2-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N2-4 (AUTO) - N2-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      N2-4 (AUTO) - N2-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N2-4 (AUTO) - N2-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N2-4 (AUTO) - N2-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      N2-4 (AUTO) - N2-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N2-5 (LED) - N2-1 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N2-5 (LED) - N2-1 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      N2-7 (DOWN) - N2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly not pushed or pulled 11 to 14 V
      N2-7 (DOWN) - N2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly pushed halfway down (Manual operation) Below 1 V
      N2-7 (DOWN) - N2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger door power window fully closed 11 to 14 V
      N2-7 (DOWN) - N2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      N2-7 (DOWN) - N2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N2-10 (UP) - N2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly not pushed or pulled 11 to 14 V
      N2-10 (UP) - N2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly pulled halfway up (Manual operation) Below 1 V
      N2-10 (UP) - N2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), front passenger door power window fully open 11 to 14 V
      N2-10 (UP) - N2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      N2-10 (UP) - N2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), front passenger door power window fully closed 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for front passenger door) may be malfunctioning.

  8. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR) 
    1. Disconnect the O7 power window regulator motor assembly (for rear LH door) connector.
      Fig 8: Power Window Regulator Motor Assembly (For Rear LH Door) Connector End View O7
      GTY457107Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O7-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      O7-2 (B) - Body ground B - Body ground Power supply Always 11 to 14 V

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

    3. Reconnect the O7 power window regulator motor assembly (for rear LH door) connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O7-4 (AUTO) - O7-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O7-4 (AUTO) - O7-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation) Below 1 V
      O7-4 (AUTO) - O7-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O7-4 (AUTO) - O7-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O7-4 (AUTO) - O7-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation) Below 1 V
      O7-4 (AUTO) - O7-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O7-5 (LED) - O7-1 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      O7-5 (LED) - O7-1 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      O7-7 (DOWN) - O7-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear power window regulator switch assembly (for LH door) not pushed or pulled 11 to 14 V
      O7-7 (DOWN) - O7-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) pushed halfway down (Manual operation) Below 1 V
      O7-7 (DOWN) - O7-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH door power window fully closed 11 to 14 V
      O7-7 (DOWN) - O7-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation) Below 1 V
      O7-7 (DOWN) - O7-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O7-10 (UP) - O7-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear power window regulator switch assembly (for LH door) not pushed or pulled 11 to 14 V
      O7-10 (UP) - O7-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) pulled halfway up (Manual operation) Below 1 V
      O7-10 (UP) - O7-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear LH door power window fully open 11 to 14 V
      O7-10 (UP) - O7-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation) Below 1 V
      O7-10 (UP) - O7-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear LH door power window fully closed 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for rear LH door) may be malfunctioning.

  9. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR RH DOOR) 
    1. Disconnect the O2 power window regulator motor assembly (for rear RH door) connector.
      Fig 9: Power Window Regulator Motor Assembly (For Rear RH Door) Connector End View O2
      GTY458959Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O2-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      O2-2 (B) - Body ground R - Body ground Power supply Always 11 to 14 V

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

    3. Reconnect the O2 power window regulator motor assembly (for rear RH door) connector.
    4. Measure the voltage according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O2-4 (AUTO) - O2-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O2-4 (AUTO) - O2-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation) Below 1 V
      O2-4 (AUTO) - O2-1 (GND) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O2-4 (AUTO) - O2-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O2-4 (AUTO) - O2-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation) Below 1 V
      O2-4 (AUTO) - O2-1 (GND) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O2-5 (LED) - O2-1 (GND) GR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      O2-5 (LED) - O2-1 (GND) GR - W-B LED illumination signal Engine switch turned off Below 1 V
      O2-7 (DOWN) - O2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear power window regulator switch assembly (for RH door) not pushed or pulled 11 to 14 V
      O2-7 (DOWN) - O2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) pushed halfway down (Manual operation) Below 1 V
      O2-7 (DOWN) - O2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH door power window fully closed 11 to 14 V
      O2-7 (DOWN) - O2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation) Below 1 V
      O2-7 (DOWN) - O2-1 (GND) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O2-10 (UP) - O2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear power window regulator switch assembly (for RH door) not pushed or pulled 11 to 14 V
      O2-10 (UP) - O2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) pulled halfway up (Manual operation) Below 1 V
      O2-10 (UP) - O2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear RH door power window fully open 11 to 14 V
      O2-10 (UP) - O2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation) Below 1 V
      O2-10 (UP) - O2-1 (GND) R - W-B Power window motor UP input Engine switch on (IG), rear RH door power window fully closed 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for rear RH door) may be malfunctioning.

  10. CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 
    1. Disconnect the MB main body ECU (multiplex network body ECU) connector.
      Fig 10: Instrument Panel Junction Block Assembly And Main Body ECU (Multiplex Network Body ECU) Connector Terminal Identification (3 Connectors)
      GTY456161Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A Main Body ECU (Multiplex Network Body ECU) with 3 Connectors - -
      *1 Main Body ECU (Multiplex Network Body ECU) - -
      *a 3 Connectors - -
      Fig 11: Instrument Panel Junction Block Assembly And Main Body ECU (Multiplex Network Body ECU) Connector Terminal Identification (2 Connectors)
      GTY466594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A Main Body ECU (Multiplex Network Body ECU) with 2 Connectors - -
      *1 Main Body ECU (Multiplex Network Body ECU) - -
      *a 2 Connectors - -
    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 connectors disconnected.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      MB-11 (GND1) - Body ground - Ground Always Below 1 Ω
      MB-31 (BECU) - Body ground - Battery power supply Always 11 to 14 V
      MB-30 (ACC) - Body ground - ACC power supply Engine switch on (ACC) 11 to 14 V
      MB-30 (ACC) - Body ground - ACC power supply Engine switch off Below 1 V
      MB-32 (IG) - Body ground - IG power supply Engine switch on (IG) 11 to 14 V
      MB-32 (IG) - Body ground - IG power supply Engine switch off Below 1 V

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

    3. Reconnect the MB main body ECU (multiplex network body ECU) connector.
    4. Measure the voltage and check for pulses according to the value(s) in the table below.
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K2-6 (FLCY) - Body ground V - Body ground Front door courtesy light switch assembly (for LH) input Front door LH open Below 1 V
      K2-6 (FLCY) - Body ground V - Body ground Front door courtesy light switch assembly (for LH) input Front door LH closed 11 to 14 V
      K2-27 (FRCY) - Body ground V - Body ground Front door courtesy light switch assembly (for RH) input Front door RH open Below 1 V
      K2-27 (FRCY) - Body ground V - Body ground Front door courtesy light switch assembly (for RH) input Front door RH closed 11 to 14 V
      K2-29 (L2) - Body ground L - Body ground Driver door key-linked lock input Driver door key cylinder turned to lock Below 1 V
      K2-29 (L2) - Body ground L - Body ground Driver door key-linked lock input Driver door key cylinder off Pulse generation
      K2-2 (UL3) - Body ground LG - Body ground Driver door key-linked unlock input Driver door key cylinder turned to unlock Below 1 V
      K2-2 (UL3) - Body ground LG - Body ground Driver door key-linked unlock input Driver door key cylinder off Pulse generation

      If the result is not as specified, the main body ECU (multiplex network body ECU) or instrument panel junction block assembly may be malfunctioning.

scientia non olet · About LEMON Manuals