POWER WINDOW CONTROL SYSTEM(w/o Jam Protection Function) TERMINALS OF ECU


  1. CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY

    A01VA34E02

    1. Disconnect the J5 power window regulator master switch assembly connector.

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

      Tech Tips

      Measure the values on the wire harness side with the connector disconnected.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      J5-1 (E) - Body ground W-B - Body ground Ground Always Below 1 Ω
      J5-6 (B) - J5-1 (E) L - W-B IG power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
    3. Reconnect the J5 power window regulator master switch assembly connector.

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      J5-3 (U) - J5-1 (E) R - W-B Driver door power window motor UP output Ignition switch ON, driver door power window switch off 11 to 14 V
      Ignition switch ON, driver door power window switch up (Manual operation) Below 1 V
      J5-4 (D) - J5-1 (E) GR - W-B Driver door power window motor DOWN output Ignition switch ON, driver door power window switch off 11 to 14 V
      Ignition switch ON, driver door power window switch down (Manual operation) Below 1 V
      J5-16 (U) - J5-1 (E) G - W-B Front passenger power window motor UP output Ignition switch ON, front passenger door power window switch off Below 1 V
      Ignition switch ON, front passenger door power window switch up (Manual operation) 11 to 14 V
      J5-15 (D) - J5-1 (E) BR - W-B Front passenger power window motor DOWN output Ignition switch ON, front passenger door power window switch off Below 1 V
      Ignition switch ON, front passenger door power window switch down (Manual operation) 11 to 14 V
      J5-12 (U) - J5-1 (E) R - W-B Rear door LH power window motor UP output Ignition switch ON, rear door LH power window switch off Below 1 V
      Ignition switch ON, rear door LH power window switch up (Manual operation) 11 to 14 V
      J5-13 (D) - J5-1 (E) BE - W-B Rear door LH power window motor DOWN output Ignition switch ON, rear door LH power window switch off Below 1 V
      Ignition switch ON, rear door LH power window switch down (Manual operation) 11 to 14 V
      J5-10 (U) - J5-1 (E) G - W-B Rear door RH power window motor UP output Ignition switch ON, rear door RH power window switch off Below 1 V
      Ignition switch ON, rear door RH power window switch up (Manual operation) 11 to 14 V
      J5-18 (D) - J5-1 (E) BR - W-B Rear door RH power window motor DOWN output Ignition switch ON, rear RH door power window switch off Below 1 V
      Ignition switch ON, rear RH door power window switch down (Manual operation) 11 to 14 V
  2. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

    A01VAOXE03
    A01V8PBC06
    *A Main Body ECU (Multiplex Network Body ECU) with 1 Connector *B Main Body ECU (Multiplex Network Body ECU) with 3 Connectors
    *1 Main Body ECU (Multiplex Network Body ECU) - -

    1. Remove the main body ECU (multiplex network body ECU).

      Click here

    2. Connect the instrument panel 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-11 (GND1) - Body ground None - Body ground Ground Always Below 1 Ω
      A-30 (BECU) - Body ground None - Body ground Battery power supply Always 11 to 14 V
      A-29 (ACC) - Body ground None - Body ground ACC power supply Ignition switch ACC 11 to 14 V
      Ignition switch off Below 1 V
      A-32 (IG) - Body ground None - Body ground IG power supply Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
    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.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      3C-44 - Body ground R - Body ground Power window relay operation signal Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V