Toyota Sienna Service Manual: Reverse Signal Circuit
DESCRIPTION
The radio and navigation assembly receives a reverse signal from the park/neutral position switch and information about the GPS antenna, and then adjusts vehicle position.
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 - 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
- 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
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication
bus) transfers the signal of
each switch by communication.
When a short to +B or short to ground occurs in ...
Navigation Voice Circuit
DESCRIPTION
This circuit is used when the voice guidance in the navigation system is on.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - STER ...
Other materials:
Replacing a flat tire
Chock the tires.
Slightly loosen the wheel nuts
(one turn).
Turn the tire jack portion A by
hand until the notch of the jack
is in contact with the jack point.
The jack point guides are located
on the side of rocker moulding.
They indicate the jack point po ...
Touchless unlocking and locking
of the vehicle
Concept
The vehicle will be unlocked when the driver approaches
the locked vehicle with the vehicle key.
When the driver walks away from the unlocked
vehicle with the vehicle key, the vehicle will be
locked.
General information
The vehicle will be unlocked when an authorized
vehicle key is detected ...
Reassembly
1. BEARING POSITION
2. INSTALL DIFFERENTIAL GEAR LUBE APPLY TUBE
(a) Install the differential gear lube apply tube and
transaxle apply tube clamp with the bolt to the
transaxle housing.
Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf)
NOTICE:
Make sure to insert the pipe to the s ...
