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POWER WINDOW CONTROL SYSTEM TERMINALS OF ECU

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    • *1: for LHD

    • *2: for RHD

    CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (w/ Entry and Start System)


    1. B0025ENC05
      *A for LHD
      *B for RHD

      Disconnect the K6*1 or J12*2 power window regulator master switch assembly connector.

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

      Tip:

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

      Table 1. for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K6-11 (B) - K6-12 (GND) Y - W-B Power supply Always 11 to 14 V
      K6-12 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      Table 2. for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J12-11 (B) - J12-12 (GND) Y - W-B Power supply Always 11 to 14 V
      J12-12 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    3. Reconnect the K6*1 or J12*2 power window regulator master switch assembly connector.

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

      Table 3. for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K6-15 (DOWN) - K6-12 (GND) P - W-B Driver door power window motor DOWN output Ignition switch ON, driver door power window regulator switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, driver door power window regulator switch pushed halfway down (Manual operation) Below 1 V
      K6-20 (UP) - K6-12 (GND) B - W-B Driver door power window motor UP output Ignition switch ON, driver door power window regulator switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, driver door power window regulator switch pulled halfway up (Manual operation) Below 1 V
      Table 4. for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J12-15 (DOWN) - J12-12 (GND) P - W-B Driver door power window motor DOWN output Ignition switch ON, driver door power window regulator switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, driver door power window regulator switch pushed halfway down (Manual operation) Below 1 V
      J12-20 (UP) - J12-12 (GND) B - W-B Driver door power window motor UP output Ignition switch ON, driver door power window regulator switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, driver door power window regulator switch pulled halfway up (Manual operation) Below 1 V

    • *1: for LHD

    • *2: for RHD

    CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (for Models with Jam Protection Function on Driver Door Window Only)


    1. B0026SQC28
      *A for LHD
      *B for RHD

      Disconnect the K5*1 or J11*2 power window regulator master switch assembly connector.

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

      Tip:

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

      Table 5. for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K5-7 (B) - K5-1 (E) LA-GR - W-B IG power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
      K5-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      Table 6. for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J11-7 (B) - J11-9 (E) LA-GR - W-B IG power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
      J11-9 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω

    3. Reconnect the K5*1 or J11*2 power window regulator master switch assembly connector.

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

      Table 7. for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K5-6 (U) - K5-1 (E) B - W-B Driver door power window motor up output Ignition switch ON, driver door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window switch pulled halfway up (Manual operation) Below 1 V
      K5-4 (A) - K5-1 (E) SB - W-B Driver door power window motor auto up output Ignition switch ON, driver door power window fully open 11 to 14 V
      Ignition switch ON, driver door power window switch fully pulled up (AUTO UP position) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Driver door power window motor auto down output Ignition switch ON, driver door power window fully closed 11 to 14 V
      Ignition switch ON, driver door power window switch fully pushed down (AUTO DOWN position) Below 1 V
      Ignition switch ON, driver door power window fully open 11 to 14 V
      K5-3 (D) - K5-1 (E) P - W-B Driver door power window motor down output Ignition switch ON, driver door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window switch pushed halfway down (Manual operation) Below 1 V
      K5-10 (U) - K5-1 (E) LA-R - W-B Front passenger door power window motor up output Ignition switch ON, front passenger door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window switch pulled up (Manual operation) Below 1 V
      K5-18 (D) - K5-1 (E) LA-G - W-B Front passenger door power window motor down output Ignition switch ON, front passenger door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window switch pushed down (Manual operation) Below 1 V
      K5-12 (U) - K5-1 (E)* LA-Y - W-B Rear door LH power window motor up output Ignition switch ON, rear LH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear LH door power window switch pulled up (Manual operation) Below 1 V
      K5-13 (D) - K5-1 (E)* LA-P - W-B Rear door LH power window motor down output Ignition switch ON, rear LH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear LH door power window switch pushed down (Manual operation) Below 1 V
      K5-15 (U) - K5-1 (E)* LA-B - W-B Rear door RH power window motor up output Ignition switch ON, rear RH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear RH door power window switch pulled up (Manual operation) Below 1 V
      K5-16 (D) - K5-1 (E)* LA-V - W-B Rear door RH power window motor down output Ignition switch ON, rear RH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear RH door power window switch pushed down (Manual operation) Below 1 V

      *: for Double Cab

      Table 8. for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J11-3 (U) - J11-9 (E) B - W-B Driver door power window motor up output Ignition switch ON, driver door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window switch pulled halfway up (Manual operation) Below 1 V
      J11-4 (A) - J11-9 (E) SB - W-B Driver door power window motor auto up output Ignition switch ON, driver door power window fully open 11 to 14 V
      Ignition switch ON, driver door power window switch fully pulled up (AUTO UP position) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Driver door power window motor auto down output Ignition switch ON, driver door power window fully closed 11 to 14 V
      Ignition switch ON, driver door power window switch fully pushed down (AUTO DOWN position) Below 1 V
      Ignition switch ON, driver door power window fully open 11 to 14 V
      J11-6 (D) - J11-9 (E) P - W-B Driver door power window motor down output Ignition switch ON, driver door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window switch pushed halfway down (Manual operation) Below 1 V
      J11-10 (U) - J11-9 (E) LA-R - W-B Front passenger door power window motor up output Ignition switch ON, front passenger door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window switch pulled up (Manual operation) Below 1 V
      J11-18 (D) - J11-9 (E) LA-G - W-B Front passenger door power window motor down output Ignition switch ON, front passenger door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window switch pushed down (Manual operation) Below 1 V
      J11-12 (U) - J11-9 (E)* LA-Y - W-B Rear door LH power window motor up output Ignition switch ON, rear LH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear LH door power window switch pulled up (Manual operation) Below 1 V
      J11-13 (D) - J11-9 (E)* LA-P - W-B Rear door LH power window motor down output Ignition switch ON, rear LH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear LH door power window switch pushed down (Manual operation) Below 1 V
      J11-15 (U) - J11-9 (E)* LA-B - W-B Rear door RH power window motor up output Ignition switch ON, rear RH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear RH door power window switch pulled up (Manual operation) Below 1 V
      J11-16 (D) - J11-9 (E)* LA-V - W-B Rear door RH power window motor down output Ignition switch ON, rear RH door power window switch not pushed or pulled 11 to 14 V
      Ignition switch ON, rear RH door power window switch pushed down (Manual operation) Below 1 V

      *: for Double Cab

  3. CHECK FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (w/ Entry and Start System)


    1. B00275VN69

      Disconnect the J9 front power window regulator motor assembly RH connector.

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

      Tip:

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J9-1 (GND) - Body ground

      W-B - Body ground*1

      LA-W - Body ground*2

      		 Ground Always Below 1 Ω
      J9-2 (B) - Body ground

      GR - Body ground*1

      LA-GR - Body ground*2

      		 Power supply Always 11 to 14 V

      *1: for LHD

      *2: for RHD

    3. Reconnect the J9 front power window regulator motor assembly RH connector.

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

      Table 9. for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J9-4 (AUTO) - J9-1 (GND) L - W-B Power window motor AUTO UP input Ignition switch ON, front passenger door power window fully open 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Power window motor AUTO DOWN input Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully open 11 to 14 V
      J9-7 (DOWN) - J9-1 (GND) P - W-B Power window motor DOWN input Ignition switch ON, power window regulator switch assembly not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully open 11 to 14 V
      J9-10 (UP) - J9-1 (GND) B - W-B Power window motor UP input Ignition switch ON, power window regulator switch assembly not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, front passenger door power window fully open 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Table 10. for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J9-7 (DOWN) - J9-1 (GND) P - LA-W Power window motor DOWN input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully open 11 to 14 V
      J9-10 (UP) - J9-1 (GND) B - LA-W Power window motor UP input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, power window master switch (driver door power window regulator switch) fully open 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V

  4. CHECK FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Models with Jam Protection Function on Driver Door Only, RHD)


    1. B00275VN71

      Disconnect the J9 front power window regulator motor assembly RH connector.

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

      Tip:

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J9-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      J9-2 (B) - Body ground GR - Body ground Power supply Always 11 to 14 V

    3. Reconnect the J9 front power window regulator motor assembly RH connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J9-7 (DOWN) - J9-1 (GND) P - W-B Power window motor DOWN input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully open 11 to 14 V
      J9-10 (UP) - J9-1 (GND) B - W-B Power window motor UP input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, power window master switch (driver door power window regulator switch) fully open 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V

  5. CHECK FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (w/ Entry and Start System)


    1. B00275VN60

      Disconnect the K9 front power window regulator motor assembly LH connector.

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

      Tip:

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K9-1 (GND) - Body ground

      LA-W - Body ground*1

      W-B - Body ground*2

      		 Ground Always Below 1 Ω
      K9-2 (B) - Body ground

      LA-GR - Body ground*1

      GR - Body ground*2

      		 Power supply Always 11 to 14 V

      *1: for LHD

      *2: for RHD

    3. Reconnect the K9 front power window regulator motor assembly LH connector.

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

      Table 11. for LHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K9-7 (DOWN) - K9-1 (GND) P - LA-W Power window motor DOWN input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully open 11 to 14 V
      K9-10 (UP) - K9-1 (GND) B - LA-W Power window motor UP input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, power window master switch (driver door power window regulator switch) fully open 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Table 12. for RHD
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K9-4 (AUTO) - K9-1 (GND) L - W-B Power window motor AUTO UP input Ignition switch ON, front passenger door power window fully open 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Power window motor AUTO DOWN input Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully open 11 to 14 V
      K9-7 (DOWN) - K9-1 (GND) P - W-B Power window motor DOWN input Ignition switch ON, power window regulator switch assembly not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, front passenger door power window fully closed 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully open 11 to 14 V
      K9-10 (UP) - K9-1 (GND) B - W-B Power window motor UP input Ignition switch ON, power window regulator switch assembly not pushed or pulled 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, front passenger door power window fully open 11 to 14 V
      Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, front passenger door power window fully closed 11 to 14 V

  6. CHECK FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (for Models with Jam Protection Function on Driver Door Only, LHD)


    1. B00275VN72

      Disconnect the K9 front power window regulator motor assembly LH connector.

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

      Tip:

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K9-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      K9-2 (B) - Body ground GR - Body ground Power supply Always 11 to 14 V

    3. Reconnect the K9 front power window regulator motor assembly LH connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K9-7 (DOWN) - K9-1 (GND) P - W-B Power window motor DOWN input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully open 11 to 14 V
      K9-10 (UP) - K9-1 (GND) B - W-B Power window motor UP input Ignition switch ON, power window master switch (driver door power window regulator switch) not pushed or pulled 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, power window master switch (driver door power window regulator switch) fully open 11 to 14 V
      Ignition switch ON, driver door power window moving, power window master switch (driver door power window regulator switch) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, driver door power window fully closed 11 to 14 V

  7. CHECK REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH (w/ Entry and Start System)


    1. B00275VN61

      Disconnect the M4 rear power window regulator motor assembly LH connector.

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

      Tip:

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M4-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      M4-2 (B) - Body ground L - Body ground Power supply Always 11 to 14 V

    3. Reconnect the M4 rear power window regulator motor assembly LH connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      M4-4 (AUTO) - M4-1 (GND) R - W-B Power window motor AUTO UP input Ignition switch ON, rear LH door power window fully open 11 to 14 V
      Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for Rear LH Door) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, rear LH door power window fully closed 11 to 14 V
      Power window motor AUTO DOWN input Ignition switch ON, rear LH door power window fully closed 11 to 14 V
      Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for Rear LH Door) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, rear LH door power window fully open 11 to 14 V
      M4-7 (DOWN) - M4-1 (GND) P - W-B Power window motor DOWN input Ignition switch ON, rear power window regulator switch assembly (for Rear LH Door) not pushed or pulled 11 to 14 V
      Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for Rear LH Door) pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, rear LH door power window fully closed 11 to 14 V
      Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for Rear LH Door) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, rear LH door power window fully open 11 to 14 V
      M4-10 (UP) - M4-1 (GND) B - W-B Power window motor UP input Ignition switch ON, rear power window regulator switch assembly (for Rear LH Door) not pushed or pulled 11 to 14 V
      Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for Rear LH Door) pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, rear LH door power window fully open 11 to 14 V
      Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for Rear LH Door) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, rear LH door power window fully closed 11 to 14 V

  8. CHECK REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (w/ Entry and Start System)


    1. B00275VN62

      Disconnect the L4 rear power window regulator motor assembly RH connector.

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

      Tip:

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L4-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      L4-2 (B) - Body ground G - Body ground Power supply Always 11 to 14 V

    3. Reconnect the L4 rear power window regulator motor assembly RH connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      L4-4 (AUTO) - L4-1 (GND) R - W-B Power window motor AUTO UP input Ignition switch ON, rear RH door power window fully open 11 to 14 V
      Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for Rear RH Door) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, rear RH door power window fully closed 11 to 14 V
      Power window motor AUTO DOWN input Ignition switch ON, rear RH door power window fully closed 11 to 14 V
      Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for Rear RH Door) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, rear RH door power window fully open 11 to 14 V
      L4-7 (DOWN) - L4-1 (GND) P - W-B Power window motor DOWN input Ignition switch ON, rear power window regulator switch assembly (for Rear RH Door) not pushed or pulled 11 to 14 V
      Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for Rear RH Door) pushed halfway down (Manual operation) Below 1 V
      Ignition switch ON, rear RH door power window fully closed 11 to 14 V
      Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for Rear RH Door) fully pushed down (Auto operation) Below 1 V
      Ignition switch ON, rear RH door power window fully open 11 to 14 V
      L4-10 (UP) - L4-1 (GND) B - W-B Power window motor UP input Ignition switch ON, rear power window regulator switch assembly (for Rear RH Door) not pushed or pulled 11 to 14 V
      Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for Rear RH Door) pulled halfway up (Manual operation) Below 1 V
      Ignition switch ON, rear RH door power window fully open 11 to 14 V
      Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for Rear RH Door) fully pulled up (Auto operation) Below 1 V
      Ignition switch ON, rear RH door power window fully closed 11 to 14 V
  9. B00277LC05
    *1 Body ECU - -
    B002964C05
    *A for LHD *B for RHD
    *1 Instrument Panel Junction Block Assembly - -

    CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND BODY ECU


    1. Remove the body ECU from the instrument panel junction block assembly.


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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      A-1 (GND) - Body ground None - Body ground Ground Always Below 1 Ω
      A-6 (BECU) - Body ground None - Body ground Battery power supply Always 11 to 14 V
      A-7 (IG) - Body ground None - Body ground IG power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V

    3. Install the body ECU to the instrument panel junction block assembly.


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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      G27-14 (PCTY) - Body ground LG - Body ground Front passenger door courtesy light switch input Front passenger door open Below 1 V
      Front passenger door closed Pulse generation
      2L-4 (DCTY) - Body ground R - Body ground Driver door courtesy light switch input Driver door open Below 1 V
      Driver door closed Pulse generation