POWER DOOR LOCK CONTROL SYSTEM TERMINALS OF ECU


  1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (for 5L-E)

    B001H5NC01
    *A for LHD *B for RHD
    *1 Main Body ECU (Multiplex Network Body ECU) - -

    1. Remove the main body ECU (multiplex network body ECU) from the driver side junction block assembly.

      Click here

    2. Connect the driver side junction block assembly connectors.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      A-30 (BECU) - Body ground - Battery power supply Always 11 to 14 V
      A-31 (ALTB) - Body ground - Battery power supply Always 11 to 14 V
      A-32 (IG) - Body ground - Ignition switch power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
      A-29 (ACC) - Body ground - ACC power supply Ignition switch ACC 11 to 14 V
      Ignition switch off Below 1 V
      A-11 (GND1) - Body ground - Ground Always Below 1 Ω

    4. Install the main body ECU (multiplex network body ECU).

      Click here

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      2I-27 (FLCY) - Body ground*1 R - Body ground Front door LH courtesy light switch input Front door LH open Below 1 V
      Front door LH closed 11 to 14 V
      2D-31 (FLCY) - Body ground*2 R - Body ground Front door LH courtesy light switch input Front door LH open Below 1 V
      Front door LH closed 11 to 14 V
      2D-15 (FRCY) - Body ground*1 B - Body ground Front door RH courtesy light switch input Front door RH open Below 1 V
      Front door RH closed 11 to 14 V
      2H-26 (FRCY) - Body ground*2 B - Body ground Front door RH courtesy light switch input Front door RH open Below 1 V
      Front door RH closed 11 to 14 V
      G65-3 (LCTY) - Body ground V - Body ground Rear door LH courtesy light switch input Rear door LH open Below 1 V
      Rear door LH closed 11 to 14 V
      G64-6 (RCTY) - Body ground R - Body ground Rear door RH courtesy light switch input Rear door RH open Below 1 V
      Rear door RH closed 11 to 14 V
      G64-19 (BCTY) - Body ground G - Body ground Back door courtesy light switch input Back door open Below 1 V
      Ignition switch off, all doors closed and back door closed 11 to 14 V
      G64-11 (L2) - Body ground GR - Body ground Driver side door key-linked lock input Driver side door key cylinder in lock position Below 1 V
      Ignition switch off, all doors closed and driver side door key cylinder in neutral position 11 to 14 V
      G64-24 (UL3) - Body ground LG - Body ground Driver side door key-linked unlock input Driver side door key cylinder in unlock position Below 1 V
      Ignition switch off, all doors closed and driver side door key cylinder in neutral position 11 to 14 V
      2D-3 (ACT+) - Body ground L - Body ground Door lock motor lock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position 11 to 14 V
      2I-8 (ACT+) - Body ground*1 L - Body ground Door lock motor lock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position 11 to 14 V
      2H-8 (ACT+) - Body ground*2 L - Body ground Door lock motor lock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position 11 to 14 V
      2D-1 (ACTD) - Body ground G - Body ground Driver side door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2D-2 (ACT-) - Body ground W - Body ground Door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2I-10 (ACT-) - Body ground*1 W - Body ground Door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2H-10 (ACT-) - Body ground*1 W - Body ground Door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      G64-7 (LSFL) - Body ground G - Body ground Front door LH lock position switch input Front door LH unlocked Below 1 V
      Ignition switch off, all doors closed and front door LH locked 11 to 14 V
      G64-18 (LSFR) - Body ground G - Body ground Front door RH lock position switch input Front door RH unlocked Below 1 V
      Ignition switch off, all doors closed and front door RH locked 11 to 14 V
      2I-25 (LSWL) - Body ground*1 B - Body ground Rear door LH lock position switch input Rear door LH unlocked Below 1 V
      Ignition switch off, all doors closed and rear door LH locked 11 to 14 V
      2D-16 (LSWL) - Body ground*2 B - Body ground Rear door LH lock position switch input Rear door LH unlocked Below 1 V
      Ignition switch off, all doors closed and rear door LH locked 11 to 14 V
      G63-2 (LSWR) - Body ground V - Body ground Rear door RH lock position switch input Rear door RH unlocked Below 1 V
      Ignition switch off, all doors closed and rear door RH locked 11 to 14 V
      G65-13 (LSWB) - Body ground SB - Body ground Back door lock position switch input Back door lock unlocked Below 1 V
      Ignition switch off, all doors closed and back door locked 11 to 14 V
      2A-25 (GSW) - Body ground B - Body ground Center airbag sensor signal Ignition switch ON with the center airbag sensor assembly connector disconnected 4.3 to 5.5 V

      • *1: for LHD

      • *2: for RHD

  2. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (except 5L-E)

    B001CIBC01
    *A Main Body ECU (Multiplex Network Body ECU) with 3 connectors *B for LHD
    *C for RHD - -
    *1 Main Body ECU (Multiplex Network Body ECU) - -
    B001HRGC01
    *A Main Body ECU (Multiplex Network Body ECU) with 2 connectors *B for LHD
    *C for RHD - -
    *1 Main Body ECU (Multiplex Network Body ECU) - -

    1. Remove the main body ECU (multiplex network body ECU) from the driver side junction block assembly.

      Click here

    2. Connect the driver side junction block assembly connectors.

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

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

    4. Install the main body ECU (multiplex network body ECU).

      Click here

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      G218-6 (FLCY) - Body ground R - Body ground Front door courtesy light switch assembly LH signal Front door LH open Below 1 V
      Front door LH closed 11 to 14 V
      G218-27 (FRCY) - Body ground B - Body ground Front door courtesy light switch assembly RH signal Front door RH open Below 1 V
      Front door RH closed 11 to 14 V
      2N-30 (RCTY) - Body ground*1, *3 R - Body ground Rear door courtesy light switch assembly RH signal Rear door RH open Below 1 V
      Rear door RH closed 11 to 14 V
      2P-23 (RCTY) - Body ground*2, *3 R - Body ground Rear door courtesy light switch assembly RH signal Rear door RH open Below 1 V
      Rear door RH closed 11 to 14 V
      2Q-33 (LCTY) - Body ground*1, *3 V - Body ground Rear door courtesy light switch assembly LH signal Rear door LH open Below 1 V
      Rear door LH closed 11 to 14 V
      2O-15 (LCTY) - Body ground*2, *3 V - Body ground Rear door courtesy light switch assembly LH signal Rear door LH open Below 1 V
      Rear door LH closed 11 to 14 V
      2Q-27 (BCTY) - Body ground*1 G - Body ground Back door courtesy light switch assembly signal Back door open Below 1 V
      Back door close 11 to 14 V
      2N-27 (BCTY) - Body ground*2 G - Body ground Back door courtesy light switch assembly signal Back door open Below 1 V
      Back door close 11 to 14 V
      G218-29 (L2) - Body ground GR - Body ground Driver side door key-linked lock input Driver side door key cylinder in lock position Below 1 V
      Ignition switch off, all doors closed and driver side door key cylinder in neutral position 11 to 14 V
      G218-2 (UL3) - Body ground LG - Body ground Driver side door key-linked unlock input Driver side door key cylinder in unlock position Below 1 V
      Ignition switch off, all doors closed and driver side door key cylinder in neutral position 11 to 14 V
      G216-3 (ACTG) - Body ground*4 R - Body ground Collision door lock release signal Collision door lock release function does not operate

      Below 2 V*5

      7.3 to 10.1 V*6
      Collision door lock release function operates Below 1 V
      2N-3 (ACT+) - Body ground L - Body ground Door lock motor lock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position 11 to 14 V
      2Q-9 (ACT+) - Body ground*1, *3 L - Body ground Door lock motor lock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position 11 to 14 V
      2P-9 (ACT+) - Body ground*2 L - Body ground Door lock motor lock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Lock side of driver side door control switch pushed, or driver side door key cylinder in lock position 11 to 14 V
      2N-4 (ACTD) - Body ground G - Body ground Driver side door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2N-5 (ACT-) - Body ground W - Body ground Door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2Q-8 (ACT-) - Body ground*1, *3 W - Body ground Door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2P-8 (ACT-) - Body ground*2 W - Body ground Door lock motor unlock drive output Driver side door control switch not pushed and driver side door key cylinder in neutral position Below 1 V
      Unlock side of driver side door control switch pushed, or driver side door key cylinder in unlock position 11 to 14 V
      2O-41 (LSFR) - Body ground G - Body ground Front door unlock detection switch RH signal Front door RH unlocked Below 1 V
      Ignition switch off, all doors closed and front door RH locked 11 to 14 V
      2N-12 (LSFL) - Body ground G - Body ground Front door unlock detection switch LH signal Front door LH unlocked Below 1 V
      Ignition switch off, all doors closed and front door LH locked 11 to 14 V
      2Q-26 (LSWL) - Body ground*1, *3 B - Body ground Rear door unlock detection switch LH signal Rear door LH unlocked Below 1 V
      Ignition switch off, all doors closed, rear door LH locked 11 to 14 V
      2O-38 (LSWL) - Body ground*2, *3 B - Body ground Rear door unlock detection switch LH signal Rear door LH unlocked Below 1 V
      Ignition switch off, all doors closed, rear door LH locked 11 to 14 V
      G216-2 (LSWR) - Body ground*3 V - Body ground Rear door unlock detection switch RH signal Rear door RH unlocked Below 1 V
      Ignition switch off, all doors closed, rear door RH locked 8 to 12 V
      G218-17 (LSWB) - Body ground SB - Body ground Back door unlock detection switch signal Back door unlocked Below 1 V
      Ignition switch off, all doors closed, back door locked 11 to 14 V
      2O-46 (GSW) - Body ground B - Body ground Center airbag sensor signal Ignition switch ON with the center airbag sensor assembly connector disconnected 4.3 to 5.5 V

      *1: for LHD

      *2: for RHD

      *3: for 5 Door

      *4: w/ Door Control Battery

      *5: Door control battery not charged

      *6: Door control battery charging or charged

  3. CHECK DOUBLE LOCK DOOR CONTROL RELAY ASSEMBLY (w/ Double Locking System)

    B001CJEE02

    1. Disconnect the G212 double lock door control relay assembly connector.

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

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      G212-12 (+B) - Body ground R - Body ground Battery power supply Always 11 to 14 V
      G212-11 (CPUB) - Body ground P - Body ground Battery power supply Always 11 to 14 V
      G212-7 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω

    3. Reconnect the G212 double lock door control relay assembly connector.

    4. Measure the voltage and check for pulses according to the value(s) in the table below.

      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      G212-8 (ACTS) - Body ground L - Body ground All door double lock motor set on output Double lock unset → set Below 1 V → 11 to 14 V
      G212-1 (ACTR) - Body ground W - Body ground All door double lock motor set off output Double lock set → unset Below 1 V → 11 to 14 V
      G212-6 (DLPD) - Body ground V - Body ground Driver door double lock position switch input Double lock unset → set Pulse generation → Below 1 V
      G212-5 (DLPP) - Body ground V - Body ground Front passenger door double lock position switch input Double lock unset → set Pulse generation → Below 1 V
      G212-3 (DLPL) - Body ground* G - Body ground Rear left door double lock position switch input Double lock unset → set Pulse generation → Below 1 V
      G212-4 (DLPR) - Body ground* R - Body ground Rear right door double lock position switch input Double lock unset → set Pulse generation → Below 1 V

      • *: for 5 Door

  4. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY

    Click here

  5. CHECK AIRBAG SENSOR ASSEMBLY

    Click here