2009 Toyota Corolla Owners Manual - Page 424

2-5. Driving information n Trailer tongue load The trailer cargo load should be distributed so that the tongue load is 9 to 11% of the total trailer weight, not exceeding the maximum 150 lb. (68 kg). (Tongue load / Total trailer weight x 100 = 9 to 11%) The total trailer weight and tongue load can be measured with platform scales found at highway weighing stations, building supply companies, trucking companies, junk yards, etc. Total trailer weight Tongue load 2 When driving Towing a trailer Contact your Toyota dealer for further information about additional requirements such as a towing kit, etc. Hitch Trailer hitch assemblies have different weight capacities established by the hitch manufacturer. Even though the vehicle may be rated for towing a higher weight, the operator must never exceed the maximum weight rating specified for the trailer hitch. 171