WIRELESS DOOR LOCK CONTROL SYSTEM(w/o Entry and Start 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. Measure the voltage and resistance according to the value(s) in the table below.

      Terminal No. (Symbol) 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

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

      Click here

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

      Terminal No. (Symbol) 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
      G64-1 (GCTY) - Body ground*3 V - Body ground Glass hatch courtesy switch input Glass hatch open Below 1 V
      Ignition switch off, all doors closed and glass hatch closed 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
      G64-25 (PRG) - Body ground LG - Body ground Door control receiver output Key in ignition key cylinder → No key in ignition key cylinder 11 to 14 V → Pulse generation → 11 to 14 V
      G64-26 (RDA) - Body ground P - Body ground Door control receiver input No key in ignition key cylinder, all doors closed and transmitter switch off → on 11 to 14 V → Pulse generation
      2F-13 (BZR) - Body ground GR - Body ground Wireless door lock buzzer signal Wireless door lock buzzer off Below 1 V
      Wireless door lock buzzer on Pulse generation
      G64-17 (KSW) - Body ground G - Body ground Unlock warning switch input No key in ignition key cylinder Pulse generation
      Key in ignition key cylinder Below 1 V

      • *1: for LHD

      • *2: for RHD

      • *3: w/ Glass Hatch Opener System

  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.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      A-32 (IG) - Body ground None - Body ground Ignition power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
      A-31 (BECU) - Body ground None - Body ground Battery power supply Always 11 to 14 V
      A-30 (ACC) - Body ground None - Body ground ACC power supply Ignition switch ACC 11 to 14 V
      Ignition switch off Below 1 V
      A-11 (GND1) - Body ground None - Body ground Ground Always Below 1 Ω

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

      Click here

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

      Terminal No. (Symbol) 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 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 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 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 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
      G216-27 (GCTY) - Body ground*3 V - Body ground Glass hatch courtesy switch input Glass hatch open Below 1 V
      Ignition switch off, all doors closed and glass hatch closed 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 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 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 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
      G218-5 (PRG) - Body ground

      W - Body ground*4

      LG - Body ground*5

      		 Signal output to door control receiver Key inserted into ignition key cylinder → Key pulled out of ignition key cylinder 11 to 14 V → Pulse generation → 11 to 14 V
      G218-4 (RDA) - Body ground

      B - Body ground*4

      P - Body ground*5

      		 Signal input from door control receiver Ignition switch off, all doors closed and door control transmitter assembly switch not pressed 11 to 14 V
      Ignition switch off, all doors closed and door control transmitter assembly switch pressed Pulse generation
      2M-30 (BZR) - Body ground GR - Body ground Wireless door lock buzzer signal Wireless door lock buzzer off Below 1 V
      Wireless door lock buzzer on Pulse generation
      2N-28 (KSW) - Body ground G - Body ground Unlock warning switch input No key in ignition key cylinder Pulse generation
      Key in ignition key cylinder Below 1 V

      *1: for LHD

      *2: for RHD

      *3: w/ Glass Hatch Opener System

      *4: for 12 Pin Type

      *5: except 12 Pin Type