DESCRIPTION
The display signal of the rear television camera assembly is transmitted to the radio and display receiver assembly*1 or navigation receiver assembly*2.
WIRING DIAGRAM
PROCEDURE
1. |
CONFIRM MODEL |
(a) Choose the model to be inspected.
Result
Result |
Proceed to |
---|---|
w/o Navigation System |
A |
w/ Navigation System |
B |
B | ![]() |
GO TO STEP 5 |
|
2. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - REAR TELEVISION CAMERA ASSEMBLY) |
(a) Disconnect the R32 radio and display receiver assembly connector.
(b) Disconnect the T22 rear television camera assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R32-11 (CA+) - T22-6 (CB+) |
Always |
Below 1 Ω |
R32-12 (V+) - T22-3 (CV+) |
Always |
Below 1 Ω |
R32-24 (V-) - T22-2 (CV-) |
Always |
Below 1 Ω |
R32-23 (CGND) - T22-5 (CGND) |
Always |
Below 1 Ω |
R32-11 (CA+) - Body ground |
Always |
10 kΩ or higher |
R32-12 (V+) - Body ground |
Always |
10 kΩ or higher |
R32-24 (V-) - Body ground |
Always |
10 kΩ or higher |
R32-23 (CGND) - Body ground |
Always |
10 kΩ or higher |
(d) Reconnect the radio and display receiver assembly connector.
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT RADIO AND DISPLAY RECEIVER ASSEMBLY |
(a) Disconnect the radio and display receiver assembly connector.
(b) Measure the resistance according to the value(s) in the table below. Standard Voltage:
|
|
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
R32-11 (CA+) - R32-23 (CGND) |
Ignition switch ON, shift lever in R |
5.5 to 7.05 V |
*a |
Component with harness connected (Radio and Display Receiver Assembly) |
NG | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
|
4. |
INSPECT REAR TELEVISION CAMERA ASSEMBLY |
(a) Reconnect the rear television camera assembly connector.
(b) Check the waveform of the rear television camera assembly using an oscilloscope.
*a |
Component with harness connected (Radio and Display Receiver Assembly) |
HINT:
A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the radio and display receiver assembly with the connector connected.
Measurement Condition
Item |
Content |
---|---|
Terminal No. (Symbol) |
R32-12 (V+) - R32-24 (V-) |
Tool Setting |
200 mV/DIV., 50 μsec./DIV. |
Condition |
Waveform 1: Ignition switch ON, shift lever in R Waveform 2: Ignition switch ON, shift lever in R, screen blacked out by covering camera lens |
OK:
Waveform is as shown in the illustration.
HINT:
The video waveform changes according to the image sent by the rear television camera assembly.
Text in Illustration
*a |
Waveform 1 |
*b |
Waveform 2 |
*c |
Synchronized Signal |
*d |
Video Waveform |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPLACE REAR TELEVISION CAMERA ASSEMBLY |
5. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - REAR TELEVISIONCAMERA ASSEMBLY) |
(a) Disconnect the N26 navigation receiver assembly connector.
(b) Disconnect the T22 rear television camera assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
N26-11 (CA+) - T22-6 (CB+) |
Always |
Below 1 Ω |
N26-12 (V+) - T22-3 (CV+) |
Always |
Below 1 Ω |
N26-24 (V-) - T22-2 (CV-) |
Always |
Below 1 Ω |
N26-23 (CGND) - T22-5 (CGND) |
Always |
Below 1 Ω |
N26-11 (CA+) - Body ground |
Always |
10 kΩ or higher |
N26-12 (V+) - Body ground |
Always |
10 kΩ or higher |
N26-24 (V-) - Body ground |
Always |
10 kΩ or higher |
N26-23 (CGND) - Body ground |
Always |
10 kΩ or higher |
(d) Reconnect the navigation receiver assembly connector.
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
6. |
INSPECT NAVIGATION RECEIVER ASSEMBLY |
(a) Disconnect the navigation receiver assembly connector.
(b) Measure the resistance according to the value(s) in the table below. Standard Voltage:
|
|
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
N26-11 (CA+) - N26-23 (CGND) |
Ignition switch ON, shift lever in R |
5.5 to 7.05 V |
*a |
Component with harness connected (Navigation Receiver Assembly) |
NG | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
|
7. |
INSPECT REAR TELEVISION CAMERA ASSEMBLY |
(a) Reconnect the rear television camera assembly connector.
(b) Check the waveform of the rear television camera assembly using an oscilloscope.
*a |
Component with harness connected (Navigation Receiver Assembly) |
HINT:
A waterproof connector is used for the rear television camera assembly. Therefore, inspect the waveform at the navigation receiver assembly with the connector connected.
Measurement Condition
Item |
Content |
---|---|
Terminal No. (Symbol) |
N26-12 (V+) - N26-24 (V-) |
Tool Setting |
200 mV/DIV., 50 μsec./DIV. |
Condition |
Waveform 1: Ignition switch ON, shift lever in R Waveform 2: Ignition switch ON, shift lever in R, screen blacked out by covering camera lens |
OK:
Waveform is as shown in the illustration.
HINT:
The video waveform changes according to the image sent by the rear television camera assembly.
Text in Illustration
*a |
Waveform 1 |
*b |
Waveform 2 |
*c |
Synchronized Signal |
*d |
Video Waveform |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPLACE REAR TELEVISION CAMERA ASSEMBLY |
Terminals Of Ecu
TERMINALS OF ECU
1. NAVIGATION RECEIVER ASSEMBLY
Terminal No. (Symbols)
Wiring Color
Terminal Description
Condition
Specified Condition
N19-3 (ACC2) - N24-7 (GND1)*3
Y - W-B
Power source (ACC)
...
Disposal
DISPOSAL
CAUTION / NOTICE / HINT
CAUTION:
Before performing pre-disposal deployment of any SRS part, review and closely
follow all applicable environmental and hazardous material regulations. Predisposal
deployment may be considered hazardous material treatment.
PROCEDURE
1. PRECAUTION
...
Washer Level Warning Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT LEVEL WARNING SWITCH ASSEMBLY
HINT:
This check should be performed with the windshield washer motor and pump assembly
installed on the washer jar.
(a) Fill the washer jar with washer fluid.
(b) ...