1999 Toyota 4Runner Owners Manual - Page 192

4RUNNER ( ) HITCHES Total trailer weight Tongue load BRAKES AND SAFETY CHAINS D Use only a weight carrying hitch designed for the total trailer weight. Toyota does not recommend using a weight distribution (load equalizing) hitch. the vehicle frame and installed according to the hitch manufacturer's instructions. D Toyota recommends trailers with brakes that conform to any applicable federal and state/provincial regulations. between the towing vehicle and the trailer. Leave sufficient slack in the chain for turns. The chain should cross under the trailer tongue to prevent the tongue from dropping to the ground in case it becomes damaged or separated. For correct safety chain procedures, follow the hitch or trailer manufacturer's recommendations. D The hitch must be bolted securely to Tongue load Total trailer weight D A safety chain must always be used 100 9 to 11% D The hitch ball and king pin should have a light coat of grease. D Toyota recommends removing the hitch D 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 of the following. Never load the trailer with more weight in the back than in the front. About 60% of the trailer load should be in the front half of the trailer and the remaining 40% in the rear. 3RZ- FE 158 5VZ- FE 226 engine kg (350 lb.) engine kg (500 lb.) when not towing to prevent injury and/ or damage due to the hitch in event of a rear end collision. After removal of the hitch, seal the installation area to prevent entry of exhaust fumes and mud. CAUTION D If the total trailer weight exceeds 453 kg (1000 lb.), trailer brakes are required. NOTICE Do not use an axle- mounting hitch as it may cause damage to the axle housing, wheel bearings, wheels and or tires. D Never tap into your vehicle's hydraulic system as it would lower its braking effectiveness. 192