Terminals Of Ecu [11/2017 - 09/2019]
- CHECK MILLIMETER WAVE RADAR SENSOR ASSEMBLY
- Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition M8-8 (IGB) - M8-1 (SGND) LG - W-B Power source Ignition switch ON 11 to 14 V M8-1 (SGND) - Body ground W-B - Body ground Ground Always Below 1 Ω - Check for pulses according to the value(s) in the table below.
HINT:
If the waveform is not similar to that shown in the illustration, malfunction of a CAN bus line, terminating resistor or the millimeter wave radar sensor assembly is suspected.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition M8-3 (CA2H) - M8-1 (SGND) W-B - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 1)M8-2 (CA2L) - M8-1 (SGND) W - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 2)M8-5 (CA1P) - M8-1 (SGND) B - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 1)M8-6 (CA1N) - M8-1 (SGND) W - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 2)- Waveform 1
Item Content Terminal Name Between M8-3 (CA2H) and M8-1 (SGND)
Between M8-5 (CA1P) and M8-1 (SGND)Tester Range 1 V/DIV., 10 μsec./DIV. Condition Ignition switch ON HINT:
The waveform varies depending on the CAN communication signal.
- Waveform 2
Item Content Terminal Name Between M8-2 (CA2L) and M8-1 (SGND)
Between M8-6 (CA1N) and M8-1 (SGND)Tester Range 1 V/DIV., 10 μsec./DIV. Condition Ignition switch ON HINT:
The waveform varies depending on the CAN communication signal.
- Waveform 1
- Measure the voltage and resistance according to the value(s) in the table below.
- CHECK FORWARD RECOGNITION CAMERA NOTE:
- DTCs may be stored when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the inspection has been completed.
- Do not apply excessive force to the F46 forward recognition camera connector.
- Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition F46-7 (IGB) - F46-10 (GND) BE - W-B Power source Ignition switch ON 11 to 14 V Ignition switch off Below 1 V F46-10 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω - Check for pulses according to the value(s) in the table below.
HINT:
If the waveform is not similar to that shown in the illustration, malfunction of a CAN bus line, terminating resistor or the forward recognition camera is suspected.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition F46-5 (CA1P) - F46-10 (GND) L - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 1)F46-11 (CA1N) - F46-10 (GND) W - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 2)F46-6 (CANH) - F46-10 (GND) B - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 1)F46-12 (CANL) - F46-10 (GND) W - W-B CAN communication signal Ignition switch ON Pulse generation
(See waveform 2)- Waveform 1
Item Content Terminal Name Between F46-5 (CA1P) and F46-10 (GND)
Between F46-6 (CANH) and F46-10 (GND)Tester Range 1 V/DIV., 10 μsec./DIV. Condition Ignition switch ON HINT:
The waveform varies depending on the CAN communication signal.
- Waveform 2
Item Content Terminal Name Between F46-11 (CA1N) and F46-10 (GND)
Between F46-12 (CANL) and F46-10 (GND)Tester Range 1 V/DIV., 10 μsec./DIV. Condition Ignition switch ON HINT:
The waveform varies depending on the CAN communication signal.
- Waveform 1