POWER WINDOW CONTROL SYSTEM TERMINALS OF ECU


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

    A001DP9E01

    1. Disconnect the N11*1 or N3*2 motor connector.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N11-2 (B) - N11-1 (E) BE - B Battery power supply Always 11 to 14 V
      N11-1 (E) - Body ground B - Body ground Ground Always Below 1 Ω
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N3-2 (B) - N3-1 (E) BE - B Battery power supply Always 11 to 14 V
      N3-1 (E) - Body ground B - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the N11*1 or N3*2 motor connector.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N11-10 (UP1) - N11-1 (E) L - B Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N11-10 (UP1) - N11-1 (E) L - B Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N11-7 (DWN1) - N11-1 (E) GR - B Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N11-7 (DWN1) - N11-1 (E) GR - B Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N3-10 (UP1) - N3-1 (E) L - B Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N3-10 (UP1) - N3-1 (E) L - B Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N3-7 (DWN1) - N3-1 (E) GR - B Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N3-7 (DWN1) - N3-1 (E) GR - B Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V

      If the result is not as specified, the motor may be malfunctioning.

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

    A001E1SE01

    1. Disconnect the N3*1 or N11*2 motor connector.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N3-2 (B) - N3-1 (E) BE - B Battery power supply Always 11 to 14 V
      N3-1 (E) - Body ground B - Body ground Ground Always Below 1 Ω
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N11-2 (B) - N11-1 (E) BE - B Battery power supply Always 11 to 14 V
      N11-1 (E) - Body ground B - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the N3*1 or N11*2 motor connector.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N3-10 (UP1) - N3-1 (E) GR - B Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N3-10 (UP1) - N3-1 (E) GR - B Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N3-7 (DWN1) - N3-1 (E) L - B Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N3-7 (DWN1) - N3-1 (E) L - B Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N11-10 (UP1) - N11-1 (E) GR - B Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N11-10 (UP1) - N11-1 (E) GR - B Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N11-7 (DWN1) - N11-1 (E) BR - B Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N11-7 (DWN1) - N11-1 (E) BR - B Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V

      If the result is not as specified, the motor may be malfunctioning.

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

    A0019AHE04

    1. Disconnect the O19 motor connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O19-2 (B) - O19-1 (E) BE - B Battery power supply Always 11 to 14 V
      O19-1 (E) - Body ground B - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the O19 motor connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O19-10 (UP1) - O19-1 (E) BR - B Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      O19-10 (UP1) - O19-1 (E) BR - B Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      O19-7 (DWN1) - O19-1 (E) Y - B Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      O19-7 (DWN1) - O19-1 (E) Y - B Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V

      If the result is not as specified, the motor may be malfunctioning.

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

    A001BW4E04

    1. Disconnect the O8 motor connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O8-2 (B) - O8-1 (E) BE - B Battery power supply Always 11 to 14 V
      O8-1 (E) - Body ground B - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the O8 motor connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O8-10 (UP1) - O8-1 (E) BR - B Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      O8-10 (UP1) - O8-1 (E) BR - B Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      O8-7 (DWN1) - O8-1 (E) Y - B Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      O8-7 (DWN1) - O8-1 (E) Y - B Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V

      If the result is not as specified, the motor may be malfunctioning.

  5. CHECK MASTER SWITCH ASSEMBLY

    A00195XE05

    1. Disconnect the N13 master switch connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N13-11 (B) - N13-12 (GND) B - R Battery power supply Always 11 to 14 V
      N13-12 (GND) - Body ground R - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the N13 master switch connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N13-20 (UP) - N13-12 (GND) L - R Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N13-20 (UP) - N13-12 (GND) L - R Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N13-15 (DOWN) - N13-12 (GND) GR - R Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N13-15 (DOWN) - N13-12 (GND) GR - R Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      N13-18 (LED) - N13-12 (GND) BR - R Illuminates when power window operation permitted Engine switch off Below 1 V
      N13-18 (LED) - N13-12 (GND) BR - R Illuminates when power window operation permitted Engine switch on (IG) 11 to 14 V

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

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

    A001FQXE01

    1. Disconnect the N6*1 or N17*2 switch connector.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N6-5 (GND) - Body ground R - Body ground Ground Always Below 1 Ω
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N17-5 (GND) - Body ground R - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the N6*1 or N17*2 switch connector.

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

      for LHD:
      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      N6-2 (UP) - N6-5 (GND) GR - R Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N6-10 (DOWN) - N6-5 (GND) L - R Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N6-4 (AUTO) - N6-5 (GND) L - R Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N6-4 (AUTO) - N6-5 (GND) L - R Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      N6-8 (LED) - N6-5 (GND) Y - R Illuminates when power window operation permitted Engine switch off Below 1 V
      N6-8 (LED) - N6-5 (GND) Y - R Illuminates when power window operation permitted Engine switch on (IG) and window lock switch UNLOCK 11 to 14 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N17-2 (UP) - N17-5 (GND) GR - R Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      N17-10 (DOWN) - N17-5 (GND) BR - R Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      N17-4 (AUTO) - N17-5 (GND) L - R Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      N17-4 (AUTO) - N17-5 (GND) L - R Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      N17-8 (LED) - N17-5 (GND) BR - R Illuminates when power window operation permitted Engine switch off Below 1 V
      N17-8 (LED) - N17-5 (GND) BR - R Illuminates when power window operation permitted Engine switch on (IG) and window lock switch UNLOCK 11 to 14 V

      If the result is not as specified, the switch may be malfunctioning.

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

    A001EGTE03

    1. Disconnect the O18 switch connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O18-5 (GND) - Body ground R - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the O18 switch connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O18-2 (UP) - O18-5 (GND) BR - R Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      O18-10 (DOWN) - O18-5 (GND) Y - R Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      O18-4 (AUTO) - O18-5 (GND) GR - R Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      O18-4 (AUTO) - O18-5 (GND) GR - R Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      O18-8 (LED) - O18-5 (GND) L - R Illuminates when power window operation permitted Engine switch off Below 1 V
      O18-8 (LED) - O18-5 (GND) L - R Illuminates when power window operation permitted Engine switch on (IG) and window lock switch UNLOCK 11 to 14 V

      If the result is not as specified, the switch may be malfunctioning.

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

    A001EZIE03

    1. Disconnect the O7 switch connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O7-5 (GND) - Body ground R - Body ground Ground Always Below 1 Ω

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

    3. Reconnect the O7 switch connector.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O7-2 (UP) - O7-5 (GND) BR - R Power window UP operation Engine switch on (IG), switch OFF → UP 11 to 14 V → Below 1 V
      O7-10 (DOWN) - O7-5 (GND) Y - R Power window DOWN operation Engine switch on (IG), switch OFF → DOWN 11 to 14 V → Below 1 V
      O7-4 (AUTO) - O7-5 (GND) GR - R Power window UP operation Engine switch on (IG), door glass fully open → power window AUTO UP operation → door glass fully closed 11 to 14 V → Below 1 V → 11 to 14 V
      O7-4 (AUTO) - O7-5 (GND) GR - R Power window DOWN operation Engine switch on (IG), door glass fully closed → power window AUTO DOWN operation → door glass fully open 11 to 14 V → Below 1 V → 11 to 14 V
      O7-8 (LED) - O7-5 (GND) L - R Illuminates when power window operation permitted Engine switch off Below 1 V
      O7-8 (LED) - O7-5 (GND) L - R Illuminates when power window operation permitted Engine switch on (IG) and window lock switch UNLOCK 11 to 14 V

      If the result is not as specified, the switch may be malfunctioning.

  9. CHECK FRONT DOOR ECU (for Driver Side)

    A001A8RE01

    1. Disconnect the P10*1 and N10*1, or P4*2 and N1*2 ECU connectors.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N10-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N10-11 (CPUB) - N10-1 (GND) B - W-B Battery (power supply) Always 11 to 14 V
      N10-6 (BDR) - N10-1 (GND) BE - W-B Battery (power supply) Always 11 to 14 V
      N10-4 (BCUT) - N10-1 (GND) B - W-B Ignition power supply Engine switch off → Engine switch on (IG) Below 1 V → 11 to 14 V
      N10-3 (SIG) - N10-1 (GND) L - W-B Ignition power supply Engine switch off → Engine switch on (IG) Below 1 V → 11 to 14 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N1-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N1-11 (CPUB) - N1-1 (GND) B - W-B Battery (power supply) Always 11 to 14 V
      N1-6 (BDR) - N1-1 (GND) BE - W-B Battery (power supply) Always 11 to 14 V
      N1-4 (BCUT) - N1-1 (GND) B - W-B Ignition power supply Engine switch off → Engine switch on (IG) Below 1 V → 11 to 14 V
      N1-3 (SIG) - N1-1 (GND) L - W-B Ignition power supply Engine switch off → Engine switch on (IG) Below 1 V → 11 to 14 V

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

    3. Reconnect the P10*1 and N10*1, or P4*2 and N1*2 ECU connectors.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N10-5 (BDRJ) - N10-1 (GND) BE - W-B +B power output Always 11 to 14 V
      N10-2 (PWE) - Body ground B - Body ground Ground Always Below 1 V
      P10-26 (CPBJ) - N10-1 (GND) B - W-B Ignition signal output Engine switch off Below 1 V
      P10-26 (CPBJ) - N10-1 (GND) B - W-B Ignition signal output Engine switch on (IG) 11 to 14 V
      P10-27 (SGND) - Body ground R - Body ground Ground Always Below 1 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N1-5 (BDRJ) - N1-1 (GND) BE - W-B +B power output Always 11 to 14 V
      N1-2 (PWE) - Body ground B - Body ground Ground Always Below 1 V
      P4-26 (CPBJ) - N1-1 (GND) B - W-B Ignition signal output Engine switch off Below 1 V
      P4-26 (CPBJ) - N1-1 (GND) B - W-B Ignition signal output Engine switch on (IG) 11 to 14 V
      P4-27 (SGND) - Body ground R - Body ground Ground Always Below 1 V

      If the result is not as specified, the ECU may be malfunctioning.

  10. CHECK FRONT DOOR ECU (for Front Passenger Side)

    A001F5XE01

    1. Disconnect the P4*1 and N1*1, or P10*2 and N10*2 ECU connectors.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N1-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N1-11 (CPUB) - N1-1 (GND) R - W-B Battery (power supply) Always 11 to 14 V
      N1-6 (BDR) - N1-1 (GND) BE - W-B Battery (power supply) Always 11 to 14 V
      N1-3 (SIG) - N1-1 (GND) V - W-B Ignition power supply Engine switch off Below 1 V
      N1-3 (SIG) - N1-1 (GND) V - W-B Ignition power supply Engine switch on (IG) 11 to 14 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N10-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      N10-11 (CPUB) - N10-1 (GND) R - W-B Battery (power supply) Always 11 to 14 V
      N10-6 (BDR) - N10-1 (GND) BE - W-B Battery (power supply) Always 11 to 14 V
      N10-3 (SIG) - N10-1 (GND) V - W-B Ignition power supply Engine switch off Below 1 V
      N10-3 (SIG) - N10-1 (GND) V - W-B Ignition power supply Engine switch on (IG) 11 to 14 V

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

    3. Reconnect the P4*1 and N1*1, or P10*2 and N10*2 ECU connectors.

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

      for LHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N1-5 (BDRJ) - N1-1 (GND) BE - W-B +B power output Always 11 to 14 V
      N1-2 (PWE) - Body ground B - Body ground Ground Always Below 1 V
      P4-27 (SGND) - Body ground R - Body ground Ground Always Below 1 V
      for RHD:
      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      N10-5 (BDRJ) - N10-1 (GND) BE - W-B +B power output Always 11 to 14 V
      N10-2 (PWE) - Body ground B - Body ground Ground Always Below 1 V
      P10-27 (SGND) - Body ground R - Body ground Ground Always Below 1 V

      If the result is not as specified, the ECU may be malfunctioning.

  11. CHECK REAR DOOR ECU (for LH)

    A001A7RE03

    1. Disconnect the O15 and O14 ECU connectors.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O14-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      O14-11 (CPUB) - O14-1 (GND) R - W-B Battery (power supply) Always 11 to 14 V
      O14-6 (BDR) - O14-1 (GND) L - W-B Battery (power supply) Always 11 to 14 V
      O14-3 (SIG) - O14-1 (GND) Y - W-B Ignition power supply Engine switch off Below 1 V
      O14-3 (SIG) - O14-1 (GND) Y - W-B Ignition power supply Engine switch on (IG) 11 to 14 V

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

    3. Reconnect the O15 and O14 ECU connectors.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O14-5 (BDRJ) - O14-1 (GND) BE - W-B +B power output Always 11 to 14 V
      O14-2 (PWE) - Body ground B - Body ground Ground Always Below 1 V
      O15-25 (SGND) - Body ground R - Body ground Ground Always Below 1 V

      If the result is not as specified, the ECU may be malfunctioning.

  12. CHECK REAR DOOR ECU (for RH)

    A001B8QE03

    1. Disconnect the O2 and O3 ECU connectors.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O3-1 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω
      O3-11 (CPUB) - O3-1 (GND) R - W-B Battery (power supply) Always 11 to 14 V
      O3-6 (BDR) - O3-1 (GND) L - W-B Battery (power supply) Always 11 to 14 V
      O3-3 (SIG) - O3-1 (GND) Y - W-B Ignition power supply Engine switch off Below 1 V
      O3-3 (SIG) - O3-1 (GND) Y - W-B Ignition power supply Engine switch on (IG) 11 to 14 V

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

    3. Reconnect the O2 and O3 ECU connectors.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      O3-5 (BDRJ) - O3-1 (GND) BE - W-B +B power output Always 11 to 14 V
      O3-2 (PWE) - Body ground B - Body ground Ground Always Below 1 V
      O2-25 (SGND) - Body ground R - Body ground Ground Always Below 1 V

      If the result is not as specified, the ECU may be malfunctioning.

  13. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK)

    A001E4QE17

    1. Disconnect the DA, DD, DF, L11, L12 and L13 ECU connectors.

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

      Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition
      L11-1 (GND3) - DA-41 (GND1) W-B - W-B Ground Always Below 1 Ω
      DA-40 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      DA-40 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω
      DF-1 (ALTB) - Body ground B - Body ground IG power supply Always 11 to 14 V
      L12-1 (AM2) - Body ground W - Body ground Battery power supply Always 11 to 14 V
      L13-6 (AM1) - Body ground W - Body ground Battery power supply Always 11 to 14 V
      L13-24 (DCTY) - Body ground W - Body ground Driver side door courtesy light switch input Driver side door is open Below 1 Ω
      Driver side door is closed 10 kΩ or higher
      L12-21 (PCTY) - Body ground L - Body ground Front passenger side door courtesy light switch input Front passenger side door is open Below 1 Ω
      Front passenger side door is closed 10 kΩ or higher
      L12-7 (RCTY) - Body ground R - Body ground Rear RH side door courtesy light switch input Rear RH side door is open Below 1 Ω
      Rear RH side door is closed 10 kΩ or higher
      DD-12 (LCTY) - Body ground L - Body ground Rear LH side door courtesy light switch input Rear LH side door is open Below 1 Ω
      Rear LH side door is closed 10 kΩ or higher

      • If the result is not as specified, the ECU may have a malfunction.