LUGGAGE COMPARTMENT DOOR OPENER SYSTEM TERMINALS OF ECU


  1. CHECK COWL SIDE JUNCTION BLOCK LH AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

    B002BJJE18
    Text in Illustration
    *1 Main Body ECU (Multiplex Network Body ECU) - -

    1. Remove the main body ECU (multiplex network body ECU) from the cowl side junction block LH Click here.

    2. Connect the cowl side junction block LH 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-11(GND1) - Body ground None - Body ground Ground Always Below 1 Ω
      A-29 (ACC) - Body ground None - Body ground ACC power supply Power switch on (ACC) 11 to 14 V
      Power switch off Below 1 V
      A-30 (BECU) - Body ground None - Body ground Auxiliary battery power supply Power switch off 11 to 14 V
      A-31 (ALTB) - Body ground None - Body ground Auxiliary battery power supply Power switch off 11 to 14 V
      A-32 (IG) - Body ground None - Body ground IG power supply Power switch on (IG) 11 to 14 V
      Power switch off Below 1 V

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

    4. Install the main body ECU (multiplex network body ECU) to the cowl side junction block LH Click here.

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      N13-5 (TMSW) - Body ground G - Body ground Luggage door opening cancel switch signal Luggage door opening cancel switch on Below 1 V
      Power switch off, all doors closed and luggage door opening cancel switch off Pulse generation
      N13-8 (TSW) - Body ground Y - Body ground Luggage door opening switch signal Luggage door opening switch on Below 1 V
      Power switch off, all doors closed and luggage door opening switch off Pulse generation

  2. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

    B002BOTE03

    1. Disconnect the N94 and N95 certification ECU (smart key ECU assembly) connectors.

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      N94-5 (+B) - Body ground W - Body ground Auxiliary battery power supply Power switch off 11 to 14 V
      N95-16 (IG) - Body ground G - Body ground Ignition power supply Power switch off Below 1 V
      Power switch on (IG) 11 to 14 V
      N95-4 (CUTB) - Body ground P - Body ground Dark current cut fuse pin input signal Power switch off 11 to 14 V
      N94-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω

    3. Reconnect the N94 and N95 certification ECU (smart key ECU assembly) connectors.

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      N98-22 (TSW5) - N94-1 (E) SB - W-B Luggage electrical key switch input signal Luggage electrical key switch on Below 1 V
      N98-22 (TSW5) - N94-1 (E) SB - W-B Luggage electrical key switch input signal Power switch on (IG), luggage compartment door is fully closed and luggage electrical key switch off Pulse generation

  3. CHECK LUGGAGE CLOSER MOTOR ASSEMBLY (w/ Power Trunk Lid System) Click here

  4. CHECK MULTIPLEX NETWORK DOOR ECU (w/o Power Trunk Lid System) Click here