Toyota RAV4 Owners Manual: Towing related terms
- Gcwr (gross combination weight rating)
The maximum allowable gross combination weight. The gross combination weight is the sum of the total vehicle weight (including the occupants, cargo and any optional equipment installed on the vehicle) and the weight of the trailer being towed (including the cargo in the trailer).
- Gvwr (gross vehicle weight rating)
The maximum allowable gross vehicle weight. The gross vehicle weight is the total weight of the vehicle. When towing a trailer, it is the sum of the vehicle weight (including the occupants, cargo and any optional equipment installed on the vehicle) and the tongue weight.
- Gawr (gross axle weight rating)
The maximum allowable gross axle weight. The gross axle weight is the load placed on each axle (front and rear).
- Twr (trailer weight rating)
The maximum allowable gross trailer weight. The gross trailer weight is the sum of the trailer weight and the weight of the cargo in the trailer.
Twr is calculated assuming base vehicle with one driver, one front passenger, hitch and hitch systems (if required).
Additional optional equipment, passengers and cargo in the vehicle will reduce the trailer weight rating so as not to exceed gcwr, gvwr and gawr.
- Unbraked twr (unbraked trailer weight rating)
The trailer weight rating for towing a trailer without a trailer service brake system.
- Tongue weight
The load placed on the trailer hitch ball.
Trailer towing
Your vehicle is designed primarily as a passenger-and-load-carrying
vehicle. Towing a trailer can have an adverse impact on
handling, performance, braking, durability, and fuel consumption.
For y ...
Weight limits
The gross trailer weight must never exceed 1500 lb. (680 Kg).
The gross combination weight must never exceed the gcwr
described below.
2Wd models: 5985 lb. (2715 Kg)
awd models: 6100 lb. ...
Other materials:
Control module communication bus off
Description
The power steering ecu receives signals from the ecm and the skid control ecu
via the can
communication system.
Hint:
When 2 or more dtcs starting with [u] are output simultaneously, inspect
the connectors and wire
harness of each ecu.
If dtc u0105/41 is output, fi ...
Dtc check / clear
Check dtc
Hint:
When dtc b1650/23 is detected as a result of
troubleshooting for the airbag system, troubleshoot
the occupant classification system.
Use the intelligent tester (with can vim) to read and
clear dtcs, otherwise the dtcs cannot be read and
cleared.
Connect ...
Brake warning light remains on
Description
If any of the following conditions are detected, the brake warning light
remains on:
The ecu connectors are disconnected from the skid control ecu.
The brake fluid level is insufficient.
The parking brake is applied.
The ebd is defective.
Wiring diagram
Inspection p ...