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Terminals Of Ecu

  1. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY 
    Fig 1: Identifying Q13 Switch Connector
    G05314959Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the Q13 switch connector.
    2. Measure the resistance and voltage of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      E (Q13-2) - Body ground W-B - Body ground Ground Always Below 1 Ω
      BDR1 (Q13-10)-Body ground Y - Body ground Battery power supply Always 10 to 14 V
      CPUB (Q13-9)-Body ground G - Body ground Battery power supply Always 10 to 14 V
      SIG (Q13-20)-Body ground V - Body ground Ignition power supply Power switch ON (IG) 10 to 14 V

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

    3. Reconnect the Q13 switch connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      DU P(Q13-1) - E (Q13-2) R - W-B Driver door power window motor UP output Power switch ON (IG), driver power window switch OFF Below 1 V
      DUP (Q13-1) - E (Q13-2) R - W-B Driver door power window motor UP output Power switch ON (IG), driver power window switch UP (manual operation) 10 to 14 V
      DUP (Q13-1) - E (Q13-2) R - W-B Driver door power window motor UP output Power switch ON (IG), driver power window fully open Below 1 V
      DUP (Q13-1) - E (Q13-2) R - W-B Driver door power window motor UP output Power switch ON (IG), driver power window switch UP (AUTO operation) 10 to 14 V
      DUP (Q13-1) - E (Q13-2) R - W-B Driver door power window motor UP output Power switch ON (IG), driver power window fully closed Below 1 V
      DDN (Q13-11) - E (Q13-2) G - W-B Driver door power window motor DOWN output Power switch ON (IG), driver power window switch DOWN (manual operation) 10 to 14 V
      DDN (Q13-11) - E (0.13-2) G - W-B Driver door power window motor DOWN output Power switch ON (IG), driver power window fully closed Below 1 V
      DDN (Q13-11) - E (Q13-2) G - W-B Driver door power window motor DOWN output Power switch ON (IG), driver power window switch DOWN (AUTO operation) 10 to 14 V
      DDN (Q13-11) - E (Q13-2) G - W-B Driver door power window motor DOWN output Power switch ON (IG), driver power window fully open Below 1 V
      PWS (Q13-6) - E (Q13-2) O - W-B Window lock switch output Power switch ON (IG), window lock switch OFF (UNLOCK) 10 to 14 V
      PWS (Q13-6) - E (Q13-2) O - W-B Window lock switch output Power switch ON (IG), window lock switch ON (LOCK) 10 to 14 V
      VCC (Q13-19) - SGND (Q13-12) W - SB
      • Driver door power window motor sensor power source
      • Driver door power window motor sensor ground
      		 Always 10 to 14 V

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

  2. CHECK MULTIPLEX NETWORK SWITCH ASSEMBLY (for Front Passenger Side) 
    Fig 2: Identifying Q6 Switch Connector
    G05300147Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the Q6 switch connector.
    2. Measure the voltage and resistance of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      E (Q6-12) - Body ground W-B - Body ground Ground Always Below 1 Ω
      +B (Q6-7) - Body ground O - Body ground Battery power supply always 10 to 14 V
      MPX1 (Q6-4) - Body ground GR - Body ground Remote signal input Front passenger power window switch on multiplex network master switch operated 10 to 14 V

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

    3. Reconnect the Q6 switch connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the resistance of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      U (Q6-6) - E (Q6-12) R - W-B Front passenger door power window motor UP output Power switch ON (IG), front passenger window switch OFF Below 1 V
      U (Q6-6) - E (Q6-12) R - W-B Front passenger door power window motor UP output Power switch ON (IG), front passenger power window switch UP (manual operation) 10 to 14 V
      U (Q6-6) - E (Q6-12) R - W-B Front passenger door power window motor UP output Power switch ON (IG), front passenger power window fully open Below 1 V
      U (Q6-6) - E (Q6-12) R - W-B Front passenger door power window motor UP output Power switch ON (IG), front passenger power window switch UP (AUTO operation) 10 to 14 V
      U (Q6-6) - E (Q6-12) R - W-B Front passenger door power window motor UP output Power switch ON (IG), passenger power window fully closed Below 1 V
      D (Q6-1) - E (Q6-12) G - W-B Front passenger door power window motor DOWN output Power switch ON (IG), passenger power window switch OFF Below 1 V
      D (Q6-1) - E (Q6-12) G - W-B Front passenger door power window motor DOWN output Power switch ON (IG), passenger power window switch DOWN (manual operation) 10 to 14 V
      D (Q6-1) - E (Q6-12) G - W-B Front passenger door power window motor DOWN output Power switch ON (IG), front passenger power window fully closed Below 1 V
      D (Q6-1) - E (Q6-12) G - W-B Front passenger door power window motor DOWN output Power switch ON (IG), front passenger power window switch DOWN (AUTO operation) 10 to 14 V
      D (Q6-1) - E (Q6-12) G - W-B Front passenger door power window motor DOWN output Power switch ON (IG), front passenger power window fully open Below 1 V
      *PCT (Q6-9) - E (Q6-12) SB - W-B Window lock switch input Power switch ON (IG), window lock switch OFF (UNLOCK) 10 to 14 V
      *PCT (Q6-9) - E (Q6-12) SB - W-B Window lock switch input Power switch ON (IG), window lock switch ON (LOCK) Below 1 V
      VCC (Q6-8) - SGND (Q6-5) W-LG
      • Driver door power window motor sensor power source
      • Driver door power window motor sensor ground
      		 Always 10 to 14 V
      HINT:
      *: An operation permission signal is output from terminal PCT of the master switch to each switch. If the voltage is not as specified, there may be another malfunction in the vehicle. An operation permission signal is also output through the multiplex communication line to each switch. If the signal from terminal PCT is not input to the switch but the signal from the multiplex communication line is input, the window may operate.

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

  3. CHECK MULTIPLEX NETWORK SWITCH ASSEMBLY 
    Fig 3: Identifying S5 Switch Connector
    G05314961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the S5 switch connector.
    2. Measure the voltage and resistance of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      E (S5-12) - Body ground W-B - Body ground Ground Always Below 1 Ω
      +B (S5-7) - Body ground SB - Body ground Battery power supply Always 10 to 14 V
      *SEL2(S5-11) - Body ground W-B - Body ground Terminal for identification of rear LH switch Always Below 1 Ω
      MPX1 (S5-4) - Body ground Y - Body ground Remote signal input Rear LH power window switch on master switch operated 10 to 14 V
      HINT:
      *: Terminals SEL1 and SEL2 are used to verify which power window control system (passenger side power window, rear RH power window or rear LH power window) is activated when the master switch's remote operation is performed. The passenger side power window switch's SEL1 and SEL2 terminals are not connected to the body ground. Only the rear RH power window switch's SEL1 terminal is connected to the body ground. Also, only the rear LH power window switch's SEL2 terminal is connected to the body ground. If the result is not as specified, there may be a malfunction on the wire harness side.
    3. Reconnect the S5 switch connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      U (S5-6) - E (S5-12) R - W-B Rear door LH power window motor UP output Power switch ON (IG), rear door LH power window switch OFF Below 1 V
      U (S5-6) - E (S5-12) R - W-B Rear door LH power window motor UP output Power switch ON (IG), rear door LH power window switch UP (manual operation) 10 to 14 V
      U (S5-6) - E (S5-12) R - W-B Rear door LH power window motor UP output Power switch ON (IG), rear door LH power window fully open Below 1 V
      U (S5-6) - E (S5-12) R - W-B Rear door LH power window motor UP output Power switch ON (IG), rear door LH power window switch UP (AUTO operation) 10 to 14 V
      U (S5-6) - E (S5-12) R - W-B Rear door LH power window motor UP output Power switch ON (IG), rear door LH power window fully closed Below 1 V
      U (S5-6) - E (S5-12) R - W-B Rear door LH power window motor UP output Power switch ON (IG), rear door LH power window switch OFF Below 1 V
      D (S5-1) - E (S5-12) G - W-B Rear door LH power window motor DOWN output Power switch ON (IG), rear door LH power window switch DOWN (manual operation) 10 to 14 V
      D (S5-1) - E (S5-12) G - W-B Rear door LH power window motor DOWN output Power switch ON (IG), rear door LH power window fully closed Below 1 V
      D (S5-1) - E (S5-12) G - W-B Rear door LH power window motor DOWN output Power switch ON (IG), rear door LH power window DOWN (AUTO operation) 10 to 14 V
      D (S5-1) - E (S5-12) G - W-B Rear door LH power window motor DOWN output Power switch ON (IG), rear door LH power window fully open Below 1 V
      *PCT (S5-9) - E (S5-12) SB - W-B Window lock switch input Power switch ON (IG), window lock switch OFF (UNLOCK) 10 to 14 V
      *PCT (S5-9) - E (S5-12) SB - W-B Window lock switch input Power switch ON (IG), window lock switch ON (LOCK) Below 1 V
      VCC (S5-8) - SGND (S5-5) W-P
      • Rear door LH power window motor sensor power source
      • Rear door LH power window motor sensor ground
      		 Always 10 to 14 V
      HINT:
      *: An operation permission signal is output from terminal PCT of the master switch to each switch. If the voltage is not as specified, there may be another malfunction in the vehicle. An operation permission signal is also output through the multiplex communication line to each switch. If the signal from terminal PCT is not input to the switch but the signal from the multiplex communication line is input, the window may operate.

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

  4. MULTIPLEX NETWORK SWITCH ASSEMBLY (for Rear RH) 
    Fig 4: Identifying S1 Switch Connector
    G05300149Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the S1 switch connector.
    2. Measure the voltage and resistance of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      E (S1-12) - Body ground W-B - Body ground Ground Always Below 1 Ω
      +B (S1-7) - Body ground O - Body ground Battery power supply Always 10 to 14 V
      *SEL1 (S1-10) - Body ground W-B - Body ground Terminal for identification of rear RH switch Always Below 1 Ω
      MPX1 (S1-4) - Body ground GR - Body ground Remote signal input Rear RH power window switch on master switch operated 10 to 14 V
      HINT:
      *: Terminals SEL1 and SEL2 are used to verify which power window control system (passenger side power window, rear RH power window or rear LH power window) is activated when the master switch's remote operation is performed. The passenger side power window switch's SEL1 and SEL2 terminals are not connected to the body ground. Only the rear RH power window switch's SEL1 terminal is connected to the body ground.

      Also, only the rear LH power window switch's SEL2 terminal is connected to the body ground.

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

    3. Reconnect the S1 switch connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      U (S1-6) - E (S1-12) R - W-B Rear door RH power window motor UP output Power switch ON (IG), rear door RH power window switch OFF Below 1 V
      U (S1-6) - E (S1-12) R - W-B Rear door RH power window motor UP output Power switch ON (IG), rear door RH power window switch UP (manual operation) 10 to 14 V
      U (S1-6) - E (S1-12) R - W-B Rear door RH power window motor UP output Power switch ON (IG), rear door RH power window fully open Below 1 V
      U (S1-6) - E (S1-12) R - W-B Rear door RH power window motor UP output Power switch ON (IG), rear door RH power window switch UP (AUTO operation) 10 to 14 V
      U (S1-6) - E (S1-12) R - W-B Rear door RH power window motor UP output Power switch ON (IG), rear door RH power window fully closed Below 1 V
      U (S1-6) - E (S1-12) R - W-B Rear door RH power window motor UP output Power switch ON (IG), rear door RH power window switch OFF Below 1 V
      D (S1-1) - E (S1-12) G - W-B Rear door RH power window motor DOWN output Power switch ON (IG), rear door RH power window switch DOWN (manual operation) 10 to 14 V
      D (S1-1) - E (S1-12) G - W-B Rear door RH power window motor DOWN output Power switch ON (IG), rear door RH power window fully closed Below 1 V
      D (S1-1) - E (S1-12) G - W-B Rear door RH power window motor DOWN output Power switch ON (IG), rear door RH power window DOWN (AUTO operation) 10 to 14 V
      D (S1-1) - E (S1-12) G - W-B Rear door RH power window motor DOWN output Power switch ON (IG), rear door RH power window fully open Below 1 V
      *PCT (S1-9) - E (S1-12) SB - W-B Window lock switch input Power switch ON (IG), window lock switch OFF (UNLOCK) 10 to 14 V
      *PCT (S1-9) - E (S1-12) SB - W-B Window lock switch input Power switch ON (IG), window lock switch ON (LOCK) Below 1 V
      VCC (S1-8) - SGND (S1-5) W-LG
      • Rear door RH power window motor sensor power source
      • Rear door RH power window motor sensor ground
      		 Always 10 to 14 V
      HINT:
      *: An operation permission signal is output from terminal PCT of the master switch to each switch. If the voltage is not as specified, there may be another malfunction in the vehicle. An operation permission signal is also output through the multiplex communication line to each switch. If the signal from terminal PCT is not input to the switch but the signal from the multiplex communication line is input, the window may operate.

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

  5. CHECK FRONT MULTIPLEX NETWORK DOOR ECU LH (DRIVER DOOR ECU) 
    Fig 5: Identifying M9 And M10 ECU Connectors
    G05314963Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the M9 and M10 ECU connectors.
    2. Measure the voltage of the wire harness side connectors.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      GND (M9-1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      CPUB (M9-4) - Body ground LG - Body ground Battery (power supply) Always 10 to 14 V
      BDR (M9-6) - Body ground L - Body ground Battery (power supply) Always 10 to 14V
      SIG (M9-3) - Body ground Y - Body ground Ignition power supply Power switch OFF Below 1 V
      SIG (M9-3) - Body ground Y - Body ground Ignition power supply Power switch ON (IG) 10 to 14 V
      *SEL1 (M10-11) - SELE (M10-12) P-P Terminal for identification of front LH Always Below 1 Ω
      HINT:
      *: Terminal SEL1 and SELE are used for distinction between the front multiplex network door ECU LH and RH. Terminal SEL1 and SELE of the front multiplex network door ECU LH are connected.

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

    3. Reconnect the M9 and M10 ECU connectors.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      BDRJ (M9-5) - GND (M9-D Y - W-B +B power output Always 10 to 14 V
      SIGJ (M9-10) - GND (M9-1) V - W-B Ignition signal output Power switch OFF Below 1 V
      SIGJ (M9-10) - GND (M9-1) V - W-B Ignition signal output Power switch ON (IG) 10 to 14 V
      PWE (M9-2) - Body ground W-B - Body ground Ground Always Below 1 V

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

  6. CHECK FRONT MULTIPLEX NETWORK DOOR ECU RH (FRONT PASSENGER SIDE DOOR ECU) 
    Fig 6: Identifying M4 ECU Connector
    G05300151Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the M4 ECU connector.
    2. Measure the voltage of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      GND (M4-1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      CPUB (M4-4) - Body ground LG - Body ground Battery (power supply) Always 10 to 14 V
      BDR (M4-6) - Body ground L - Body ground Battery (power supply) Always 10 to 14 V
      SIG (M4-3) - Body ground L - Body ground Ignition power supply Power switch OFF Below 1 V
      SIG (M4-3) - Body ground L - Body ground Ignition power supply Power switch ON (IG) 10 to 14 V

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

    3. Reconnect the M4 ECU connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      BDRJ (M4-5) - GND (M4-1) O - W-B +B output Always 10 to 14 V
      PWE (M4-2) - Body ground W-B - Body ground Ground Always Below 1 V
      MPX3 (M4-7) - Body ground GR - Body ground Remote signal output Passenger side window switch on multiplex network master switch operated 5 to 14 V
      MPX3 (M4-7) - Body ground GR - Body ground Remote signal output Passenger side window switch on multiplex network master switch not operated Below 1 V

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

  7. CHECK REAR MULTIPLEX NETWORK DOOR ECU LH (REAR DOOR ECU LH) 
    Fig 7: Identifying O7 ECU Connector
    G05314965Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the O7 ECU connector.
    2. Measure the voltage and resistance of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      GND (O7-1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      CPUB (O7-4) - Body ground BR - Body ground Battery (power supply) Always 10 to 14 V
      BDR (O7-6) - Body ground L - Body ground Battery (power supply) Always 10 to 14 V
      SIG (O7-3) - Body ground G - Body ground Ignition power supply Power switch OFF Below 1 V
      SIG (O7-3) - Body ground G - Body ground Ignition power supply Power switch ON (IG) 10 to 14 V

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

    3. Reconnect the O7 ECU connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      BDRJ (O7-5) - Body ground SB - Body ground +B output Always 10 to 14 V
      PWE (O7-2) - Body ground W-B - Body ground Ground Always Below 1V
      PWSL (O7-20) - Body ground W-B - Body ground Remote signal output Rear LH window switch on multiplex network master switch operated Below 1 V
      MPX3 (O7-7) - Body ground GR - Body ground Remote signal output Rear LH window switch on multiplex network master switch operated 5 to 14 V
      MPX3 (O7-7) - Body ground GR - Body ground Remote signal output Rear LH window switch on multiplex network master switch not operated Below 1 V

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

  8. CHECK REAR MULTIPLEX NETWORK DOOR ECU RH (REAR DOOR ECU RH) 
    Fig 8: Identifying O3 ECU Connector
    G05300153Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the O3 ECU connector.
    2. Measure the voltage of the wire harness side connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      GND (O3-1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      CPUB (O3-4) - Body ground G - Body ground Battery (power supply) Always 10 to 14 V
      BDR (O3-6) - Body ground L - Body ground Battery (power supply) Always 10 to 14 V
      SIG (O3-3) - Body ground L - Body ground Ignition power supply Power switch OFF Below 1 V
      SIG (O3-3) - Body ground L - Body ground Ignition power supply Power switch ON (IG) 10 to 14 V
      *SEL1 (O3-18) - SELE (O3-19) W-W Terminal for identification of rear RH Always Below 1 Ω
      HINT:
      *: Terminal SEL1 and SELE are used for distinction between the rear multiplex network door ECU RH and LH. Only terminal SEL1 and SELE of the rear multiplex network door ECU RH are connected. If the result is not as specified, there may be a malfunction on the wire harness side.
    3. Reconnect the O3 ECU connector.
    4. Reset the power window regulator motor (see INITIALIZATION  ).
    5. Measure the voltage of the connector.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      BDRJ (O3-5) - Body ground O - Body ground +B output Always 10 to 14 V
      PWE (O3-2) - Body ground W-B - Body ground Ground Always Below 1 V
      PWSL (O3-20) - Body ground W-B - Body ground Remote signal output Rear RH window switch on multiplex network master switch operated Below 1 V
      MPX3 (O3-7) - Body ground GR - Body ground Remote signal output Rear RH window switch on multiplex network master switch operated 5 to 14 V
      MPX3 (O3-7) - Body ground GR - Body ground Remote signal output Rear RH window switch on multiplex network master switch not operated Below 1 V

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

  9. CHECK MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH) 
    Fig 9: Identifying U1, DD And DK ECU Connectors
    G05300154Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the U1, DD and DK ECU connectors.
    2. Measure the voltage and resistance of the wire harness side connectors.
      TERMINAL DESCRIPTION CHART

      Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition
      BECU (DK-5) - GND2 (DD-7) G-R - W-B Battery (power supply) Always 10 to 14 V
      IG (DD-14) - GND2 (DD-7) B - W-B Power supply Power switch ON (IG) 10 to 14 V
      IG (DD-14) - GND2 (DD-7) B - W-B Power supply Power switch OFF Below 1 V
      DCTY (111-14) - Body ground R - Body ground Driver side door courtesy light switch input Driver side door closed 10 kΩ or higher
      DCTY (U1-14) - Body ground R - Body ground Driver side door courtesy light switch input Driver side door open Below 1 Ω
      PCTY (K68-23) - Body ground R - Body ground Front passenger side door courtesy light switch input Front passenger side door closed 10 kΩ or higher
      PCTY (K68-23) - Body ground R - Body ground Front passenger side door courtesy light switch input Front passenger side door open Below 1 Ω
      GND2 (DD-7) - Body ground W-B - Body ground Ground Always Below 1 Ω

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

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