1998 Toyota 4Runner Owners Manual - Page 75

4RUNNER (1998) CAUTION D After inserting the tab, make sure the tab and buckle are locked and that the lap belt is not twisted. D Do not insert coins, clips, etc. in the buckle as this may prevent you from properly latching the tab and buckle. D If the seat belt does not function normally, it cannot protect your child from injury. Contact your Toyota dealer immediately. Do not use the seat until the seat belt is fixed.