Trailer hitch assemblies have different weight capacities. Toyota recommends the use of toyota hitch/bracket for your vehicle. For details, contact your toyota dealer.
Positions for towing hitch receiver and hitch ball

Connecting trailer lights
Please consult your dealer when installing trailer lights, as incorrect installation may cause damage to the vehicle’s lights. Please take care to comply with your state’s laws when installing trailer lights.
Trailer tongue weight
Trailer towing tipsFront occupant classification sensor rh circuit malfunction
Description
The front occupant classification sensor rh circuit consists of the occupant
classification ecu and the
front occupant classification sensor rh.
Dtc b1781 is recorded when a malfunction is detected in the front occupant
classification sensor rh
circuit.
Wiring diagram
...
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "suspected area"
column of the table. Check each symptom by checking the
suspected areas in the order they are listed. Re ...
Installation
Install ecm
Install the 2 brackets to the ecm with the 4 screws.
Torque: 3.0 N*m (30 kgf*cm, 27 in.*Lbf)
Connect the 2 ecm connectors.
Notice:
When connecting the connector, make sure that
dirt, water and other foreign matter does not
become stuck between the connector and ...