Toyota Sienna 2010-2026 Owners Manual: Maintenance and care
Cleaning and protecting
the vehicle exterior
Perform the following to protect the vehicle and maintain it in
prime condition:
Working from top to bottom, liberally apply water to the vehicle
body, wheel wells and underside of the vehicle ...
Other materials:
Precaution
1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED
IN ACCIDENT
Perform the zero point calibration and sensitivity
check if any of the following conditions occur.
The occupant classification ECU is replaced.
Accessories (seatback tray and seat cover, etc.)
are installed.
...
Heater relay (for rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT REAR HEATER RELAY
(a) Remove the rear heater relay.
(b) Measure the resistance according to the value(s) in
the table below.
Standard resistance
If the resistance is not as specified, replace the rear
heater relay. ...
Vehicle Speed Signal Circuit between Radio and Navigation Assembly
and Combination Meter
DESCRIPTION
The radio and navigation assembly receives a vehicle speed signal from the
combination meter and
information about the GPS antenna, and then adjusts vehicle position.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to
the combination meter. The sig ...
