Toyota Sienna 2010-2026 Owners Manual: Trailer Tongue Weight
- A recommended tongue weight varies in accordance with the types of trailers or towing as described below.
- To ensure the recommended values shown below, the trailer must be loaded by referring to the following instructions.
- Tongue Weight
The gross trailer weight should be distributed so that the tongue weight is 9% to 11%.
(Tongue weight / Gross trailer weight x 100 = 9% to 11%)
- Gross trailer weight
- Tongue weight
The gross trailer weight, gross axle weight and tongue weight can be measured with platform scales found at a highway weighing station, building supply company, trucking company, junk yard, etc.
GCWR, TWR and Unbraked TWR
Confirm that the gross trailer weight, gross combination weight, gross
vehicle weight, gross axle weight and tongue weight are all within the
limits.
GCWR*
2WD models: 8900 lb. (4037 kg)
AWD mode ...
Hitch
Trailer hitch assemblies have different weight capacities. Toyota recommends
the use of Toyota hitch/bracket for your vehicle. For details,
contact your Toyota dealer.
If you wish to install a t ...
Other materials:
Open in Occupant Classification ECU Battery
Positive Line
DTC B1794 Open in Occupant Classification ECU Battery
Positive Line
DESCRIPTION
This circuit consists of the occupant classification ECU and the power source
circuit (battery, fuse, wire
harness).
DTC B1794 is recorded when a malfunction is detected in the occupant
classification ECU or t ...
Throttle Actuator Control System
DESCRIPTION
The throttle actuator is operated by the ECM, and opens and closes the
throttle valve using the gears.
The opening angle of the throttle valve is detected by the Throttle Position
(TP) sensor, which is mounted
on the throttle body. The TP sensor provides feedback to the ECM ...
Precaution
Caution:
The vehicle is equipped with a supplemental restraint
system (srs). It consists of a driver airbag, front
passenger airbag, front seat side airbag, curtain shield
airbag, and front seat belt pretensioner. Failure to
carry out service operations in the correct sequ ...
