Toyota Sienna Service Manual: Display Signal Circuit between Radio and Navigation Assembly and Television Camera Assembly
DESCRIPTION
This is the display signal circuit of the television camera assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - TELEVISION CAMERA ASSEMBLY)
- Disconnect the R10 connector from the radio and navigation assembly.
- Disconnect the T10 connector from the television camera assembly.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
2 INSPECT RADIO AND NAVIGATION ASSEMBLY
- Reconnect the radio and navigation assembly R10 connector.
- Measure the voltage according to the value(s) in the table below
Standard voltage
3 INSPECT TELEVISION CAMERA ASSEMBLY
- Reconnect the radio and navigation assembly R10 connector and the television camera assembly T10 connector.
- Check the waveform of the television camera assembly using an oscilloscope.
- Measurement terminal: CV+ - CVMeasurement setting: 0.2 V/DIV, 0.2 μs/DIV Condition: Ignition switch ON, Shift lever in R range
OK: Pulses as shown in the illustration.
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Reverse Signal Circuit
DESCRIPTION
The radio and navigation assembly receives a reverse signal from the
park/neutral position switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT RADIO AND NAVIGATION ASSEMBLY
...
Clearance warning ECU
COMPONENTS
REMOVAL
1. REMOVE FRONT DOOR SCUFF PLATE LH
2. REMOVE COWL SIDE TRIM BOARD LH
3. REMOVE INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY LOWER LH
4. REMOVE NO. 1 INSTRUMENT PANEL SAFETY PAD ...
Other materials:
Disassembly
HINT:
When the battery is reconnected, the back door is locked and
cannot be opened. Therefore, it is necessary to unlock the
back door using the door control switch or transmitter switch.
1. REMOVE BACK DOOR SCUFF PLATE (See page ET-
18)
2. REMOVE QUARTER TRIM PANEL ASSEMBLY
FRONT LH
3. REM ...
TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the system to enter the
self-diagnostic mode. If a
malfunction is present, DTCs will be output.
HINT:
When a particular warning light remains blinking, a ground short in the wiring
of terminal TC of the DLC3
or an internal ground ...
Hood
COMPONENTS
Adjustment
HINT:
Since a centering bolt is used as a hood hinge mounting bolt
and hood lock mounting bolt, the hood and hood lock can not
be adjusted with them on. Substitute a bolt with a washer for
the centering bolt.
1. INSPECT HOOD SUB-ASSEMBLY
Check that the clearance is ...
