Toyota Sienna 2010-2022 Owners Manual: 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 models: 8990 lb. (4078 kg)
TWR*
3500 lb. (1588 kg)
Unbraked TWR*
1000 lb. (454 kg)
*: These models meet the tow-vehicle trailering requirement of SAE International per SAE J2807.
The towing package is required.
Toyota does not recommend towing with this vehicle without the towing package.
Weight limits
The gross trailer weight must never exceed 3500 lb. (1588 kg).*
The gross combination weight must never exceed the GCWR
described below.
2WD models: 8900 lb. (4037 kg)*
AWD models: 89 ...
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 ...
Other materials:
On-vehicle inspection
1. INSPECT BRAKE BOOSTER
(a) Air tightness check.
(1) Start the engine and stop it after 1 or 2 minutes.
Depress the brake pedal several times slowly.
HINT:
If the pedal goes down farthest at the 1st time,
and gradually rises at the 2nd or 3rd time, the
booster is airtight.
(2) Depre ...
Initialization
1. RESET
When the back door lock is replaced:
The power back door ECU cannot receive a switch
signal from the lock. This may cause the power
back door system to enter fail-safe mode and DTC
B2215 to set, and also make the system disabled.
When the lock is replaced, be sure to perform t ...
Panel Switches do not Function
INSPECTION PROCEDURE
1 CHECK PANEL SWITCH
Check for foreign matter around the switches that might
prevent operation.
OK:
No foreign matter is found
2 CHECK PANEL SWITCH (DISPLAY CHECK MODE)
Enter the "Display Check" mode (Panel Switch Check).
Operate the abnorma ...
