TERMINALS OF ECU
1. REAR TELEVISION CAMERA ASSEMBLY
(a) Disconnect the Y2 rear television camera assembly connector.
(b) Measure the voltage according to the value(s) in the table below.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
Y2-6 (CB+) - Y2-5 (CGND) |
R - BR |
Power source |
Within 60 seconds of turning the ignition switch to ACC |
5.5 to 7.05 V |
(c) Reconnect the Y2 rear television camera assembly connector.
(d) Measure the voltage and check for pulses between each terminal of the connector.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
Y2-2 (CV-) - Y2-3 (CV+) |
B - W |
Video signal |
Ignition switch ON Shift lever in R Camera lens not covered, displaying an image |
Pulse generation (See waveform 1) |
Ignition switch ON Shift lever in R Camera lens covered, blacking out screen |
Pulse generation (See waveform 2) |
|||
Y2-5 (CGND) - Body ground |
BR - Body ground |
Ground |
Always |
Below 1 V |
HINT:
(e) Reference (Oscilloscope waveform):
HINT:
A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the rear television camera assembly with the connector connected.
(1) Waveform 1 (camera lens is not covered, displaying an image)
Item |
Content |
---|---|
Terminal No. (Symbol) |
Y2-2 (CV-) - Y2-3 (CV+) |
Tool Setting |
200 mV/DIV., 50 μsec./DIV. |
Condition |
Ignition switch ON, shift lever in R |
HINT:
The video waveform changes according to the image sent by the rear television camera assembly.
(2) Waveform 2 (camera lens is covered, blacking out the screen)
Item |
Content |
---|---|
Terminal No. (Symbol) |
Y2-2 (CV-) - Y2-3 (CV+) |
Tool Setting |
200 mV/DIV., 50 μsec./DIV. |
Condition |
Ignition switch ON, shift lever in R |
HINT:
The video waveform changes according to the image sent by the rear television camera assembly.
Text in Illustration
*a |
Waveform 1 (camera lens is not covered, displaying an image) |
*b |
Waveform 2 (camera lens is covered, blacking out the screen) |
*c |
Synchronization Signal |
*d |
Video Waveform |
2. RADIO AND DISPLAY RECEIVER ASSEMBLY (See page )
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ign ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL CENTER CONTROL ABSORBER BRACKET LH
(a) Install the center control absorber bracket with the 2 bolts.
Torque:
29 N·m {296 kgf·cm, 21 ft·lbf}
2. INSTALL CENTER CONTROL ABSORBER BRACKET RH
HINT:
Use the same procedure ...