2008 Toyota Tacoma Owners Manual - Page 305

08 02.19 "ABS" warning light (without vehicle stability control system) the D The light comes on while you are driving. A warning light turning on briefly during operation does not indicate a problem. "ABS" warning light (with the vehicle stability control system) The light comes on when the engine switch is turned to the "ON" position. If the anti −lock brake system and the brake assist system work properly, the light turns off after a few seconds. Thereafter, if either of the systems malfunctions, the light comes on again. When the "ABS" warning light is on (and the brake system warning light is off), the following systems do not operate, but the brake system still operates conventionally. The light comes on when the engine switch is turned to the "ON" position. If the anti −lock brake system works properly, the light turns off after a few seconds. Thereafter, if the system malfunctions, the light comes on again. When the "ABS" warning light is on (and the brake system warning light is off), the anti −lock brake system does not operate, but the brake system still operates conventionally. When the "ABS" warning light is on (and the brake system warning light is off), the anti −lock brake system does not operate but the brake assist system still operates. In this case the wheels could lock up during a sudden braking or braking on slippery road surfaces. If either of the following conditions occurs, this indicates a malfunction somewhere in the components monitored by the warning light system. Contact your Toyota dealer as soon as possible to service the vehicle. CAUTION If the "ABS" warning light remains on together with the brake system warning light, immediately stop your vehicle at a safe place and contact your Toyota dealer. In this case, not only the anti−lock brake system will fail but also the vehicle will become extremely unstable during braking. With rear differential lock: However, it is a normal operation for the light to be on with rear differential locked. At this time, the anti −lock brake system does not operate. D D D D D D D Anti −lock brake system Brake assist system Traction control system "AUTO LSD" system Vehicle stability control system Downhill assist control system Hill −start assist control system D The light does not come on when the engine switch is turned to the "ON" position, or the light remains on. When the "ABS" warning light is on (and the brake system warning light is off), the anti −lock brake system does not operate so that the wheels will lock up during a sudden braking or braking on slippery road surfaces. 281 2008 TACOMA from Apr. '08 Prod. (OM35898U)