POWER WINDOW CONTROL SYSTEM TERMINALS OF ECU


  1. MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY


    1. Disconnect the M20*1 or L22*2 multiplex network master switch assembly connector.


      • *1: for LHD

      • *2: for RHD

      A015ZAQE12

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

      Tech Tips

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M20-12 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      M20-15 (CPUB) - M20-12 (E) G - W-B Power supply Always 11 to 14 V
      M20-18 (SIG) - M20-12 (E) B - W-B Power supply Engine switch on (IG) 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L22-12 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      L22-15 (CPUB) - L22-12 (E) G - W-B Power supply Always 11 to 14 V
      L22-18 (SIG) - L22-12 (E) B - W-B Power supply Engine switch on (IG) 11 to 14 V

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

    3. Reconnect the M20*1 or L22*2 multiplex network master switch assembly connector.


      • *1: for LHD

      • *2: for RHD

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M20-4 (KL) - M20-12 (E) L - W-B Door key-linked door lock input Key in driver door lock cylinder not turned 11 to 14 V
      M20-4 (KL) - M20-12 (E) L - W-B Door key-linked door lock input Key in driver door lock cylinder turned to lock Below 1 V
      M20-11 (LED) - M20-12 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      M20-11 (LED) - M20-12 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      M20-13 (KUL) - M20-12 (E) W - W-B Door key-linked door unlock input Key in driver door lock cylinder not turned 11 to 14 V
      M20-13 (KUL) - M20-12 (E) W - W-B Door key-linked door unlock input Key in driver door lock cylinder turned to unlock Below 1 V
      M20-16 (D) - M20-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver side power window regulator switch OFF 11 to 14 V
      M20-16 (D) - M20-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver door power window switch DOWN (Manual operation) Below 1 V
      M20-16 (D) - M20-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver side power window fully closed 11 to 14 V
      M20-16 (D) - M20-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver side power window fully DOWN (AUTO DOWN position) Below 1 V
      M20-16 (D) - M20-12 (E) G - W-B Power window motor AUTO DOWN output Engine switch on (IG), driver side power window fully stopped (DOWN) 11 to 14 V
      M20-20 (U) - M20-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver door power window switch OFF 11 to 14 V
      M20-20 (U) - M20-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver door power window switch UP (Manual operation) Below 1 V
      M20-20 (U) - M20-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver side power window fully open 11 to 14 V
      M20-20 (U) - M20-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver side power window fully UP (AUTO UP position) Below 1 V
      M20-20 (U) - M20-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver side power window fully stopped (UP) 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L22-4 (KL) - L22-12 (E) L - W-B Door key-linked door lock input Key in driver door lock cylinder not turned 11 to 14 V
      L22-4 (KL) - L22-12 (E) L - W-B Door key-linked door lock input Key in driver door lock cylinder turned to lock Below 1 V
      L22-11 (LED) - L22-12 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      L22-11 (LED) - L22-12 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      L22-13 (KUL) - L22-12 (E) W - W-B Door key-linked door unlock input Key in driver door lock cylinder not turned 11 to 14 V
      L22-13 (KUL) - L22-12 (E) W - W-B Door key-linked door unlock input Key in driver door lock cylinder turned to unlock Below 1 V
      L22-16 (D) - L22-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver side power window regulator switch OFF 11 to 14 V
      L22-16 (D) - L22-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver door power window switch DOWN (Manual operation) Below 1 V
      L22-16 (D) - L22-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver side power window fully closed 11 to 14 V
      L22-16 (D) - L22-12 (E) G - W-B Power window motor DOWN output Engine switch on (IG), driver side power window fully DOWN (AUTO DOWN position) Below 1 V
      L22-16 (D) - L22-12 (E) G - W-B Power window motor AUTO DOWN output Engine switch on (IG), driver side power window fully stopped (DOWN) 11 to 14 V
      L22-20 (U) - L22-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver door power window switch OFF 11 to 14 V
      L22-20 (U) - L22-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver door power window switch UP (Manual operation) Below 1 V
      L22-20 (U) - L22-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver side power window fully open 11 to 14 V
      L22-20 (U) - L22-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver side power window fully UP (AUTO UP position) Below 1 V
      L22-20 (U) - L22-12 (E) R - W-B Power window motor UP output Engine switch on (IG), driver side power window fully stopped (UP) 11 to 14 V

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

  2. CHECK POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Front Passenger Side)


    1. Disconnect the L20*1 or M21*2 power window regulator switch assembly (for front passenger side) connector.


      • *1: for LHD

      • *2: for RHD

      A015YYKE09

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

      Tech Tips

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L20-5 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M21-5 (E) - 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 L20*1 or M21*2 power window regulator switch assembly (for front passenger side) connector.


      • *1: for LHD

      • *2: for RHD

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L20-2 (U) - L20-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      L20-2 (U) - L20-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for front passenger side) UP (Manual operation) Below 1 V
      L20-2 (U) - L20-5 (E) R - W-B Power window motor UP output Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      L20-2 (U) - L20-5 (E) R - W-B Power window motor UP output Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      L20-2 (U) - L20-5 (E) R - W-B Power window motor UP output Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      L20-4 (A) - L20-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      L20-4 (A) - L20-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      L20-4 (A) - L20-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      L20-4 (A) - L20-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      L20-4 (A) - L20-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      L20-4 (A) - L20-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      L20-8 (LED) - L20-5 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      L20-8 (LED) - L20-5 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      L20-10 (D) - L20-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      L20-10 (D) - L20-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for front passenger side) DOWN (Manual operation) Below 1 V
      L20-10 (D) - L20-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      L20-10 (D) - L20-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      L20-10 (D) - L20-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M21-2 (U) - M21-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      M21-2 (U) - M21-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for front passenger side) UP (Manual operation) Below 1 V
      M21-2 (U) - M21-5 (E) R - W-B Power window motor UP output Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      M21-2 (U) - M21-5 (E) R - W-B Power window motor UP output Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      M21-2 (U) - M21-5 (E) R - W-B Power window motor UP output Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      M21-4 (A) - M21-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      M21-4 (A) - M21-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      M21-4 (A) - M21-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      M21-4 (A) - M21-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      M21-4 (A) - M21-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      M21-4 (A) - M21-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      M21-8 (LED) - M21-5 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      M21-8 (LED) - M21-5 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      M21-10 (D) - M21-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      M21-10 (D) - M21-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for front passenger side) DOWN (Manual operation) Below 1 V
      M21-10 (D) - M21-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      M21-10 (D) - M21-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      M21-10 (D) - M21-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V

      If the result is not as specified, the power window regulator switch assembly (for front passenger side) may have a malfunction.

  3. CHECK POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear LH Side)


    1. Disconnect the O9 power window regulator switch assembly (for rear LH side) connector.

      A015YYKE06

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

      Tech Tips

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O9-5 (E) - 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 O9 power window regulator switch assembly (for rear LH side) connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O9-2 (U) - O9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for rear LH side) OFF 11 to 14 V
      O9-2 (U) - O9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for rear LH side) UP (Manual operation) Below 1 V
      O9-2 (U) - O9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), rear LH side power window fully open 11 to 14 V
      O9-2 (U) - O9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), rear LH side power window fully UP (AUTO UP position) Below 1 V
      O9-2 (U) - O9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), rear LH side power window fully stopped (UP) 11 to 14 V
      O9-4 (A) - O9-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear LH side power window fully open 11 to 14 V
      O9-4 (A) - O9-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear LH side power window fully UP (AUTO UP position) Below 1 V
      O9-4 (A) - O9-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear LH side power window fully stopped (UP) 11 to 14 V
      O9-4 (A) - O9-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear LH side power window fully closed 11 to 14 V
      O9-4 (A) - O9-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear LH side power window fully DOWN (AUTO DOWN position) Below 1 V
      O9-4 (A) - O9-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear LH side power window fully stopped (DOWN) 11 to 14 V
      O9-8 (LED) - O9-5 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      O9-8 (LED) - O9-5 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      O9-10 (D) - O9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for rear LH side) OFF 11 to 14 V
      O9-10 (D) - O9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for rear LH side) DOWN (Manual operation) Below 1 V
      O9-10 (D) - O9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH side power window fully closed 11 to 14 V
      O9-10 (D) - O9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH side power window fully DOWN (AUTO DOWN position) Below 1 V
      O9-10 (D) - O9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), rear LH side power window fully stopped (DOWN) 11 to 14 V

      If the result is not as specified, the power window regulator switch assembly (for rear LH side) may have a malfunction.

  4. CHECK POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH Side)


    1. Disconnect the N9 power window regulator switch assembly (for rear RH side) connector.

      A015YYKE03

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

      Tech Tips

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N9-5 (E) - 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 N9 power window regulator switch assembly (for rear RH side) connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N9-2 (U) - N9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for rear RH side) OFF 11 to 14 V
      N9-2 (U) - N9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), power window regulator switch assembly (for rear RH side) UP (Manual operation) Below 1 V
      N9-2 (U) - N9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), rear RH side power window fully open 11 to 14 V
      N9-2 (U) - N9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), rear RH side power window fully UP (AUTO UP position) Below 1 V
      N9-2 (U) - N9-5 (E) R - W-B Power window motor UP output Engine switch on (IG), rear RH side power window fully stopped (UP) 11 to 14 V
      N9-4 (A) - N9-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear RH side power window fully open 11 to 14 V
      N9-4 (A) - N9-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear RH side power window fully UP (AUTO UP position) Below 1 V
      N9-4 (A) - N9-5 (E) B - W-B Power window motor AUTO UP output Engine switch on (IG), rear RH side power window fully stopped (UP) 11 to 14 V
      N9-4 (A) - N9-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear RH side power window fully closed 11 to 14 V
      N9-4 (A) - N9-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear RH side power window fully DOWN (AUTO DOWN position) Below 1 V
      N9-4 (A) - N9-5 (E) B - W-B Power window motor AUTO DOWN output Engine switch on (IG), rear RH side power window fully stopped (DOWN) 11 to 14 V
      N9-8 (LED) - N9-5 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N9-8 (LED) - N9-5 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      N9-10 (D) - N9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for rear RH side) OFF 11 to 14 V
      N9-10 (D) - N9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), power window regulator switch assembly (for rear RH side) DOWN (Manual operation) Below 1 V
      N9-10 (D) - N9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH side power window fully closed 11 to 14 V
      N9-10 (D) - N9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH side power window fully DOWN (AUTO DOWN position) Below 1 V
      N9-10 (D) - N9-5 (E) G - W-B Power window motor DOWN output Engine switch on (IG), rear RH side power window fully stopped (DOWN) 11 to 14 V

      If the result is not as specified, the power window regulator switch assembly (for rear RH side) may have a malfunction.

  5. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side)


    1. Disconnect the M18*1 or L18*2 power window regulator motor assembly (for driver side) connector.


      • *1: for LHD

      • *2: for RHD

      A015YR8E09

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

      Tech Tips

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M18-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      M18-2 (B) - Body ground L - Body ground Power supply Always 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L18-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      L18-2 (B) - Body ground L - 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 M18*1 or L18*2 power window regulator motor assembly (for driver side) connector.


      • *1: for LHD

      • *2: for RHD

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M18-5 (LED) - M18-1 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      M18-5 (LED) - M18-1 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver side power window regulator switch OFF 11 to 14 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver door power window switch DOWN (Manual operation) Below 1 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver side power window fully closed 11 to 14 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver side power window fully DOWN (AUTO DOWN position) Below 1 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor AUTO DOWN input Engine switch on (IG), driver side power window fully stopped (DOWN) 11 to 14 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver door power window switch OFF 11 to 14 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver door power window switch UP (Manual operation) Below 1 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver side power window fully open 11 to 14 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver side power window fully UP (AUTO UP position) Below 1 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver side power window fully stopped (UP) 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L18-5 (LED) - L18-1 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      L18-5 (LED) - L18-1 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver side power window regulator switch OFF 11 to 14 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver door power window switch DOWN (Manual operation) Below 1 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver side power window fully closed 11 to 14 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), driver side power window fully DOWN (AUTO DOWN position) Below 1 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor AUTO DOWN input Engine switch on (IG), driver side power window fully stopped (DOWN) 11 to 14 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver door power window switch OFF 11 to 14 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver door power window switch UP (Manual operation) Below 1 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver side power window fully open 11 to 14 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver side power window fully UP (AUTO UP position) Below 1 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), driver side power window fully stopped (UP) 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for driver side) may have a malfunction.

  6. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Front Passenger Side)


    1. Disconnect the L18*1 or M18*2 power window regulator motor assembly (for front passenger side) connector.


      • *1: for LHD

      • *2: for RHD

      A015YR8E10

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

      Tech Tips

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L18-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      L18-2 (B) - Body ground L - Body ground Power supply Always 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M18-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      M18-2 (B) - Body ground L - 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 L18*1 or M18*2 power window regulator motor assembly (for front passenger side) connector.


      • *1: for LHD

      • *2: for RHD

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

      for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L18-4 (AUTO) - L18-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      L18-4 (AUTO) - L18-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      L18-4 (AUTO) - L18-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      L18-4 (AUTO) - L18-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      L18-4 (AUTO) - L18-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      L18-4 (AUTO) - L18-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      L18-5 (LED) - L18-1 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      L18-5 (LED) - L18-1 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for front passenger side) DOWN (Manual operation) Below 1 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      L18-7 (DWN1) - L18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for front passenger side) UP (Manual operation) Below 1 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      L18-10 (UP1) - L18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M18-4 (AUTO) - M18-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      M18-4 (AUTO) - M18-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      M18-4 (AUTO) - M18-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V
      M18-4 (AUTO) - M18-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      M18-4 (AUTO) - M18-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      M18-4 (AUTO) - M18-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      M18-5 (LED) - M18-1 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      M18-5 (LED) - M18-1 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for front passenger side) DOWN (Manual operation) Below 1 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger side power window fully closed 11 to 14 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger side power window fully DOWN (AUTO DOWN position) Below 1 V
      M18-7 (DWN1) - M18-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), front passenger side power window fully stopped (DOWN) 11 to 14 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for front passenger side) OFF 11 to 14 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for front passenger side) UP (Manual operation) Below 1 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), front passenger side power window fully open 11 to 14 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), front passenger side power window fully UP (AUTO UP position) Below 1 V
      M18-10 (UP1) - M18-1 (E) R - W-B Power window motor UP input Engine switch on (IG), front passenger side power window fully stopped (UP) 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for front passenger side) may have a malfunction.

  7. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Side)


    1. Disconnect the O10 power window regulator motor assembly (for rear LH side) connector.

      A015YR8E03

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

      Tech Tips

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O10-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      O10-2 (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 O10 power window regulator motor assembly (for rear LH side) connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      O10-4 (AUTO) - O10-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear LH side power window fully open 11 to 14 V
      O10-4 (AUTO) - O10-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear LH side power window fully UP (AUTO UP position) Below 1 V
      O10-4 (AUTO) - O10-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear LH side power window fully stopped (UP) 11 to 14 V
      O10-4 (AUTO) - O10-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear LH side power window fully closed 11 to 14 V
      O10-4 (AUTO) - O10-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear LH side power window fully DOWN (AUTO DOWN position) Below 1 V
      O10-4 (AUTO) - O10-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear LH side power window fully stopped (DOWN) 11 to 14 V
      O10-5 (LED) - O10-1 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      O10-5 (LED) - O10-1 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      O10-7 (DWN1) - O10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for rear LH side) OFF 11 to 14 V
      O10-7 (DWN1) - O10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for rear LH side) DOWN (Manual operation) Below 1 V
      O10-7 (DWN1) - O10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH side power window fully closed 11 to 14 V
      O10-7 (DWN1) - O10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH side power window fully DOWN (AUTO DOWN position) Below 1 V
      O10-7 (DWN1) - O10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), rear LH side power window fully stopped (DOWN) 11 to 14 V
      O10-10 (UP1) - O10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for rear LH side) OFF 11 to 14 V
      O10-10 (UP1) - O10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for rear LH side) UP (Manual operation) Below 1 V
      O10-10 (UP1) - O10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), rear LH side power window fully open 11 to 14 V
      O10-10 (UP1) - O10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), rear LH side power window fully UP (AUTO UP position) Below 1 V
      O10-10 (UP1) - O10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), rear LH side power window fully stopped (UP) 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for rear LH side) may have a malfunction.

  8. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Side)


    1. Disconnect the N10 power window regulator motor assembly (for rear RH side) connector.

      A015YR8E04

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

      Tech Tips

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N10-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N10-2 (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 N10 power window regulator motor assembly (for rear RH side) connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      N10-4 (AUTO) - N10-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear RH side power window fully open 11 to 14 V
      N10-4 (AUTO) - N10-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear RH side power window fully open (AUTO UP position) Below 1 V
      N10-4 (AUTO) - N10-1 (E) B - W-B Power window motor AUTO UP input Engine switch on (IG), rear RH side power window fully stopped (UP) 11 to 14 V
      N10-4 (AUTO) - N10-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear RH side power window fully closed 11 to 14 V
      N10-4 (AUTO) - N10-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear RH side power window fully DOWN (AUTO DOWN position) Below 1 V
      N10-4 (AUTO) - N10-1 (E) B - W-B Power window motor AUTO DOWN input Engine switch on (IG), rear RH side power window fully stopped (DOWN) 11 to 14 V
      N10-5 (LED) - N10-1 (E) BR - W-B LED illumination signal Engine switch on (IG) 11 to 14 V
      N10-5 (LED) - N10-1 (E) BR - W-B LED illumination signal Approximately 45 seconds after the engine switch is turned off Below 1 V
      N10-7 (DWN1) - N10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for rear RH side) OFF 11 to 14 V
      N10-7 (DWN1) - N10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), power window regulator switch assembly (for rear RH side) DOWN (Manual operation) Below 1 V
      N10-7 (DWN1) - N10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH side power window fully closed 11 to 14 V
      N10-7 (DWN1) - N10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH side power window fully DOWN (AUTO DOWN position) Below 1 V
      N10-7 (DWN1) - N10-1 (E) G - W-B Power window motor DOWN input Engine switch on (IG), rear RH side power window fully stopped (DOWN) 11 to 14 V
      N10-10 (UP1) - N10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for rear RH side) OFF 11 to 14 V
      N10-10 (UP1) - N10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), power window regulator switch assembly (for rear RH side) UP (Manual operation) Below 1 V
      N10-10 (UP1) - N10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), rear RH side power window fully open 11 to 14 V
      N10-10 (UP1) - N10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), rear RH side power window fully UP (AUTO UP position) Below 1 V
      N10-10 (UP1) - N10-1 (E) R - W-B Power window motor UP input Engine switch on (IG), rear RH side power window fully stopped (UP) 11 to 14 V

      If the result is not as specified, the power window regulator motor assembly (for rear RH side) may have a malfunction.

  9. CHECK MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)


    1. Disconnect the RD, RK and RN main body ECU RH (cowl side junction block RH) connectors.

      A0160RNE04

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

      Tech Tips

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      RD-7 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω
      RD-17 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      RK-5 (BECU) - Body ground G-R - Body ground Battery power supply Always 11 to 14 V
      RN-1 (BATB) - Body ground R - Body ground Battery 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 RD, RK and RN main body ECU RH (cowl side junction block RH) connectors.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J75-23 (PCTY) - Body ground

      B - Body ground*1

      V - Body ground*2

      		 Passenger side door courtesy switch input Passenger side door open Below 1 V
      J75-23 (PCTY) - Body ground

      B - Body ground*1

      V - Body ground*2

      		 Passenger side door courtesy switch input Passenger side door closed 11 to 14 V
      P1-14 (DCTY) - Body ground W - Body ground Driver side door courtesy switch input Driver side door open Below 1 V
      P1-14 (DCTY) - Body ground W - Body ground Driver side door courtesy switch input Driver side door closed 11 to 14 V
      P1-16 (RCTY) - Body ground BE - Body ground Rear RH side door courtesy switch input Rear RH side door open Below 1 V
      P1-16 (RCTY) - Body ground BE - Body ground Rear RH side door courtesy switch input Rear RH side door closed 11 to 14 V
      RA-11 (LCTY) - Body ground BR - Body ground Rear LH side door courtesy switch input Rear LH side door open Below 1 V
      RA-11 (LCTY) - Body ground BR - Body ground Rear LH side door courtesy switch input Rear LH side door closed 11 to 14 V

      • *1: for LHD

      • *2: for RHD

      • If the result is not as specified, the main body ECU RH (cowl side junction block RH) may have a malfunction.