2008 Toyota 4Runner Owners Manual - Page 196

07 12.25 However, Toyota recommends that the seat belt reminder buzzer be operational to alert the driver and front passenger that the seat belts are not fastened. (d) Charging System Warning Light This warning light comes on when the engine switch is turned to the "ON" position, and goes off when the engine is started. When there are problems in the charging system while the engine is running, the warning light comes on. (e) Low Engine Oil Pressure Warning Light This light warns that the engine oil pressure is too low. If it flickers or stays on while you are driving, pull off the road to a safe place and stop the engine immediately. Call a Toyota dealer or qualified repair shop for assistance. The light may occasionally flicker when the engine is idling or it may come on briefly after a hard stop. There is no cause for concern if it then goes out when the engine is accelerated slightly. The light may come on when the oil level is extremely low. It is not designed to indicate low oil level, and the oil level must be checked using the level dipstick. (f) Malfunction Indicator Lamp This lamp comes on when the engine switch is turned to the "ON" position and goes off after the engine starts. This means that the warning light system is operating properly. If the lamp remains on, or the lamp comes on while driving, first check the followings. D Empty fuel tank If the fuel tank is empty, refuel immediately. NOTICE When the charging system warning light comes on while the engine is running, malfunctions such as the engine drive belt being broken may have occurred. If the warning light comes on, immediately stop the vehicle in a safe place and contact your Toyota dealer. D Loose fuel tank cap If the fuel tank cap is loose, securely tighten it. These cases are temporary malfunctions. The malfunction indicator lamp will go off after taking several driving trips. If the lamp does not go off even after several trips, contact your Toyota dealer as soon as possible. If the fuel tank is not empty or the fuel tank cap is not loose... NOTICE Do not drive the vehicle with the warning light on-even for one block. It may ruin the engine. D There is a problem somewhere in the engine, emission control system, electronic throttle control system, automatic transmission electrical system or warning light system itself. 154