Page 197 of 592
1974-1. Before driving
4
Driving
SEQUOIA_OM_USA_OM0C047U■
Unbraked TWR (Unbraked Trailer Weight Rating)
The trailer weight rating for tow-
ing a trailer without a trailer ser-
vice brake system.
■Tongue Weight
The load placed on the trailer
hitch ball. (
P. 200)
(Without brakes)
Page 198 of 592
1984-1. Before driving
SEQUOIA_OM_USA_OM0C047U
●The gross trailer weight must never exceed the TWR described in
the table. ( P. 1 9 9 )
● The gross combination weight must never exceed the GCWR
described in the table. ( P. 1 9 9 )
● The gross vehicle weight must
never exceed the GVWR indi-
cated on the Certification Label.
● The gross axle weight on each
axle must never exceed the
GAWR indicated on the Certifi-
cation Label.
● If the gross trailer weight is over
the unbraked TWR, trailer ser-
vice brakes are required.
● If the gross trailer weight is over 2000 lb. (907 kg), a sway c ontrol
device with sufficient capacity is required.
● If the gross trailer weight is over 5000 lb. (2268 kg), a weigh t distrib-
uting hitch with suffici ent capacity is required.
Weight limits
Page 199 of 592
1994-1. Before driving
4
Driving
SEQUOIA_OM_USA_OM0C047U
Confirm that the gross trailer weight, gross combination weight, gross
vehicle weight, gross axle weight and tongue weight are all within the
limits.
■GCWR* and TWR*
*1: The model code is indicated on the Certification Label. (P. 5 2 4 )
■Unbraked TWR*
1000 lb. (453 kg)
GCWR, TWR and Unbraked TWR
Model code*1EngineDriving
systemGCWRTWR
USK60L-
GKTSKA
5.7L V8 (3UR- FE)
engine
2WD
13600 lb.
(6169 kg)7400 lb.
(3357 kg)
USK60L- GKTLKA13500 lb.
(6124 kg)
7200 lb.
(3266 kg)
USK60L- GKTZKA13400 lb.
(6078 kg)
USK65L-
GKTSKA
4WD
13600 lb.
(6169 kg)
7100 lb.
(3221 kg)
USK65L- GKTLKA
13500 lb.
(6124 kg)
USK65L- GKTZKA7000 lb.
(3175 kg)
*: These models meet the tow-vehicle trailering requirement of
SAE International per SAE J2807
Page 200 of 592

2004-1. Before driving
SEQUOIA_OM_USA_OM0C047U
●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 t he following instructions.
• Tongue Weight
The gross trailer weight should be distributed so that the tong ue
weight is 9% to 11%. (Tongue weight /Gross trailer weight x 100
= 9% to 11%)
Gross trailer weight
Tongue weight
If using a weight distributing hi tch when towing, return the front
axle to the same weight as b efore the trailer connection.
If front axle weight cannot be measured directly, measure the
front fender height above the fr ont axle before connection.
Adjust weight distributing hitch torque until front fender is
returned to the same hei ght as before connection.
The gross trailer weight, gross axle weight and tongue weight
can be measured with platform sca les found at a highway weigh-
ing station, building supply company, trucking company, junk
yard, etc.
Trailer Tongue Weight
Page 201 of 592
2014-1. Before driving
4
Driving
SEQUOIA_OM_USA_OM0C047U
Trailer hitch assemblies have different weight capacities. Toyota rec-
ommends the use of Toy ota hitch/bracket for your vehicle. For d etails,
contact your Toyota dealer.
● If you wish to install a trailer hitch, contact your Toyota dea ler.
● Use only a hitch that conforms to the gross trailer weight requ ire-
ment of your vehicle.
● Follow the directions suppli ed by the hitch manufacturer.
● Lubricate the hitch ball with a light coating of grease.
● Remove the hitch ball whenever you are not towing a trailer.
Remove the trailer hitch if you do not need it. After removing the
hitch, seal any mounting hole in the vehicle body to prevent en try of
any substances into the vehicle.
Hitch
Page 202 of 592
2024-1. Before driving
SEQUOIA_OM_USA_OM0C047U
Use the correct trailer ball for your application.Trailer ball load rating
Matches or exceeds the gross
trailer weight rating of the trailer.
Ball diameter
Matches the size of the trailer cou-
pler. Most couplers are stamped
with the required trailer ball size.
Shank length
Protrudes beyond the bottom of the lock washer and nut by at le ast 2
threads.
Shank diameter
Matches the ball mount hole diameter size.
Selecting trailer ball
Trailer classTypical trailer ball size
IV2 5/16 in.
II and III2 in.
I1 7/8 in.
Page 203 of 592
2034-1. Before driving
4
Driving
SEQUOIA_OM_USA_OM0C047U
Hitch receiver pin hole position:
46.2 in. (1172.3 mm)
Use the wire harness stored in the
rear end under the vehicle body.
The tow lighting system is
designed for 64 watts/5 amps of
electrical current per side (right
and left) for the trailer brake/turn
light functions.
Please contact y our Toyota dealer
with any questions or concerns.
■ Service connector for towing br ake controller (with towing pack age)
Positions for towing hitch receiver and hitch ball
Connecting trailer lights
Your vehicle is equipped with a service
connector for the trailer brake controller
as shown.
Access the service connector.
Remove the scuff plate.
Remove the clip (screw type) and trim
board.
Page 204 of 592

2044-1. Before driving
SEQUOIA_OM_USA_OM0C047U
If a height control system is installed in your vehicle, you have to con-
nect and disconnect your trailer more carefully.
● Connecting
Set the height control of electronically modulated air suspensi on
system to “N” mode.
Turn off the engine, or set the electronically modulated air su spen-
sion system to manual mode. ( P. 312)
Connect the trailer.
Restart the engine.
Press the height control mode select switch to cancel the manua l
mode condition that was set on step .
Check that the “OFF” i ndicator turns off.
Set the height control of electronically modulated air suspensi on
system to “N” mode.
● Disconnecting
Set the height control of electronically modulated air suspensi on
system to “N” mode.
Set the electronically modulat ed air suspension system to manua l
mode.
Turn off the engine.
Set the supporting leg of the trailer on the ground and raise t he
hitch by 4 in. (100 mm).
Restart the engine.
Press the height control mode select switch to cancel the manua l
mode condition that was set on step .
Check that the “OFF” i ndicator turns off.
Wait until vehicle h eight is stabilized.
Make sure the hitch is disconnected. If the hitch does not disc on-
nect, raise the hitch higher and repeat steps through .
Move the vehicle forward in “LO” mode where the hitch does not touch
anything in “N” mode.
Set the height control of electronically modulated air suspensi on system to
“N” mode.
Connecting and disconnecting a trailer (vehicles with electroni -
cally modulated air suspension)
1
2
3
4
5
2
6
1
2
3
4
5
6
2
7
8
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