SIDE MONITOR SYSTEM (w/ Parking Assist Monitor System) TERMINALS OF ECU


  1. CHECK PARKING ASSIST ECU

    A00952RE11

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      I3-1 (+B) - I3-3 (GND1) L - W-B Power source signal Always 11 to 14 V
      I3-3 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω
      I3-7 (IG) - I3-3 (GND1) L - W-B IG Power source signal Ignition switch ON 11 to 14 V
      I3-8 (ACC) - I3-3 (GND1) P - W-B ACC Power source signal Ignition switch ACC 11 to 14 V
      I3-23 (BLSW) - I3-3 (GND1) L - W-B Wide view front and side monitor switch signal Ignition switch ON, wide view front and side monitor switch on Below 1 V
      Ignition switch ON, wide view front and side monitor switch not pushed in 4.0 to 5.5 V
      I3-24 (TX-) LG AVC-LAN communication signal - -
      I3-25 (TX+) L AVC-LAN communication signal - -
      I2-15 (SCV-) - I3-3 (GND1) W - W-B Side television camera ground Always Below 1 V
      I2-16 (SCV+) - I2-15 (SCV-) R - W Side television camera display signal (NTSC) input Ignition switch ON, wide view front and side monitor switch on

      Pulse generation

      (See Waveform 1)
      Ignition switch ON, wide view front and side monitor switch on and camera lens is covered, blacking out the screen

      Pulse generation

      (See Waveform 2)
      I2-17 (SGND) - I3-3 (GND1) GR - W-B Side television camera shielded ground Always Below 1 V
      I2-18 (SCB+) - I3-3 (GND1) B - W-B Power source to side television camera Ignition switch ON, shift lever in R 5.8 to 7.05 V

      I2-27 (DCV-) - I3-3 (GND1)

      *

      		 W - W-B Driver side television camera ground Always Below 1 V

      I2-28 (DCV+) - I2-27 (DCV-)

      *

      		 R - W Driver side television camera display signal (NTSC) input Ignition switch ON, wide view front and side monitor switch on

      Pulse generation

      (See waveform 3)
      Ignition switch ON, wide view front and side monitor switch on and screen blacked out by covering camera lens

      Pulse generation

      (See waveform 4)

      I2-29 (DGND) - Body ground

      *

      		 GR - Body ground Driver side television camera shielded ground Always Below 1 V

      I2-30 (DCB+) - I2-29 (DGND)

      *

      		 B - GR Power source to driver side television camera Ignition switch ON, wide view front and side monitor switch on 5.8 to 7.05 V

      • *: w/ Multi-terrain Monitor

    2. A00963BE01

      Using an oscilloscope, check waveform 1.

      Measurement Condition
      Item Content
      Terminal No. (Symbol) I2-16 (SCV+) - I2-15 (SCV-)
      Tool Setting 0.2 V/DIV., 50 μsec./DIV.
      Condition Ignition switch ON, wide view front and side monitor switch on
    3. A009BJKE01

      Using an oscilloscope, check waveform 2.

      Measurement Condition
      Item Content
      Terminal No. (Symbol) I2-16 (SCV+) - I2-15 (SCV-)
      Tool Setting 0.2 V/DIV., 50 μsec./DIV.
      Condition Ignition switch ON, wide view front and side monitor switch on, screen blacked out by covering camera lens
    4. A00963BE01

      Using an oscilloscope, check waveform 3.

      Measurement Condition
      Item Content
      Terminal No. (Symbol) I2-28 (DCV+) - I2-27 (DCV-)
      Tool Setting 0.2 V/DIV., 50 μsec./DIV.
      Condition Ignition switch ON, wide view front and side monitor switch on
    5. A009BJKE01

      Using an oscilloscope, check waveform 4.

      Measurement Condition
      Item Content
      Terminal No. (Symbol) I2-28 (DCV+) - I2-27 (DCV-)
      Tool Setting 0.2 V/DIV., 50 μsec./DIV.
      Condition Ignition switch ON, wide view front and side monitor switch on, screen blacked out by covering camera lens