Toyota Sienna Service Manual: 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
- Disconnect the radio and navigation assembly connector R12.
- Measure the voltage according to the value(s) in the table below.
Standard voltage
2 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - PARK/ NEUTRAL POSITION SWITCH)
- Disconnect the radio and navigation assembly connector R12 and park/neutral position switch connector P1.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
3 INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
- Disconnect the park/neutral position switch connector P1.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
REPAIR OR REPLACE HARNESS OR CONNECTOR
Terminals of ECU
1. TELEVISION CAMERA ASSEMBLY
Disconnect the T10 camera connector
Measure the voltage and resistance of each
terminal of the wire harness side connector.
If the result is ...
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 ...
Other materials:
Inspection
1. INSPECT SPIDER BEARING
(a) Check that the spider bearing moves smoothly by
turning the flange.
(b) Check for the looseness around the joint by strongly
moving the flange in the axial and radial directions.
HINT:
If necessary, replace the shaft.
2. INSPECT INTERMEDIATE SHAFT
(a) Usin ...
Compressor Solenoid Circuit
DESCRIPTION
In this circuit, the compressor receives a refrigerant compression demand
signal from the A/C amplifier.
Based on this signal, the compressor changes the amount of compressor output.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT A/C COMPRESSOR
(a) Disconnect the A/C com ...
Removal
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
2. REMOVE NO. 1 ENGINE UNDER COVER (See page
EM-26)
3. DRAIN ENGINE COOLANT (See page CO-6)
4. REMOVE FRONT WHEEL RH
5. REMOVE FRONT FENDER APRON SEAL RH
6. REMOVE V-RIBBED BELT (See page EM-6)
7. DISCONNECT NO. 2 RADIATOR HOSE
(a) Di ...
