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:
Occupant Classification Sensor Power Supply
Circuit Malfunction
DTC B1793 Occupant Classification Sensor Power Supply
Circuit Malfunction
DESCRIPTION
The occupant classification sensor power supply circuit consists of the
occupant classification ECU and
the occupant classification sensors.
DTC B1793 is recorded when a malfunction is detected in the occu ...
Installation
1. INSTALL TIRE PRESSURE WARNING VALVE AND TRANSMITTER
(a) Insert the tire pressure warning valve and
transmitter into the valve installation hole. Insert it
from the inside of the rim so that the printed surface
can be seen.
NOTICE:
Check that there is no visible deformation,
damage, ...
Rear Speed Sensor RH Circuit
DESCRIPTION
Refer to DTCs C0200/31, C0205/32, C1235/35, and C1236/36 (See page BC-17).
DTCs C1273/73 to C1278/78 can be deleted when the speed sensor sends a vehicle
speed signal or the
Test Mode ends. DTCs C1273/73 to C1278/78 are output only in the Test Mode.
HINT:
DTC C0210/33 ...