• 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 × 100 = 9 to 11%)
2GR-FE engine (Without towing package) and 1AR-FE engine

1. Gross trailer weight 2. Tongue weight
2GR-FE engine (With towing package)

If using a weight distributing hitch when towing, return the front axle to the same weight as before the trailer connection.
If front axle weight cannot be measured directly, measure the front fender height above the front axle before connection. Adjust weight distributing hitch torque until front fender is returned to the same height as before connection.
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
HitchHitch
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 trailer hitch, contact your Toyota dealer.
• Use only a ...
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge the battery before proceeding to the next
step.
2. CHECK DLC3
(a) The ECU uses ISO 15765-4 for communication. The terminal arrangement of the ...
Theft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck
high output (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
B279A
...