TERMINALS OF ECU
NOTICE:
CHECK FORWARD RECOGNITION CAMERA
(a) Disconnect the forward recognition camera connector.
*a |
Front view of wire harness connector (to Forward Recognition Camera) |
- |
- |
(b) 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 |
(c) Reconnect the forward recognition camera connector.
*a |
Component with harness connected (Forward Recognition Camera) |
- |
- |
(d) Measure the voltage according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F46-1 (HTR) - F46-10 (GND) |
R - W-B |
Camera heater (forward recognition hood) operation signal |
Ignition switch ON, camera heater (forward recognition hood) not operating |
11 to 14 V |
Ignition switch ON, camera heater (forward recognition hood) operating |
0 to 1.5 V |
|||
F46-8 (BZ) - F46-10 (GND) |
L - W-B |
Skid control buzzer |
Ignition switch ON, skid control buzzer not operating |
11 to 14 V |
Ignition switch ON, skid control buzzer operating |
0 to 1.5 V |
(e) 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, a 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) |
(1) 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.
(2) 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.
Towing Tail Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT TOWING TAIL RELAY
(a) Check the resistance.
(1) Using an ohmmeter, measure the resistance between the terminals.
Standard:
Tester Connection
Specified Condition
3-5
10 kΩ or higher
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL COOLER (ROOM TEMPERATURE SENSOR) THERMISTOR
(a) Connect the cooler air hose.
(b) Connect the connector.
(c) Engage the 2 claws to connect the cooler (room temperature sensor ) thermistor.
2. INSTALL INSTRUMENT PANEL LOWER FINISH PANEL SUB-ASSEMBLY RH
3. I ...
Terminals Of Ecu
TERMINALS OF ECU
1. TERMINALS OF ECU
Text in Illustration
*a
Component without harness connected
(Skid Control ECU (Master Cylinder Solenoid))
-
-
Terminal No. (Symbol)
Terminal Description
S1-1 (GND1 ...