2003 Toyota 4Runner Owners Manual - Page 1246

'03 4Runner_U (L/O 0305) D You may feel vibration or noise in your vehicle, caused by operation of the brakes. This indicates the system is functioning properly. The slip indicator light comes on for a few seconds when the ignition key is turned to "ON". If the indicator light does not come on when the ignition is turned on, contact your Toyota dealer. To turn on: Push "TRAC OFF" switch once again. The "TRAC OFF" indicator light will go off. The traction control system will automatically go on, and the "TRAC OFF" indicator light will go off when you drive over 30 km/h (19 mph) even if the "TRAC OFF" switch is pushed to cancel the traction control system. "TRAC OFF" indicator light comes on for a few seconds when the ignition key is turned to "ON". It will come on again when you push the "TRAC OFF" switch to turn off the system. The light may come on for 60 seconds after the ignition key is turned to "ON". It is normal if they go out after a while. Depressing the brake pedal repeatedly may turn on the "TRAC OFF" indicator light. It is normal if it goes out after a few seconds. TRACTION CONTROL OFF MODE If your wheels get stuck in an ditch when you are driving on a severe off road and sand, turn off the traction control system. This system that controls engine performance may interfere with the process of freeing your wheels. To turn off: Push "TRAC OFF" switch. The "TRAC OFF" indicator light will come on. The vehicle stability control system is always activated, even if the traction control system is turned off. 146 2003 4RUNNER from Apr. '03 Prod. (OM35820U)