2011 Toyota Tacoma Regular Cab Owners Manual - Page 723

2-2. Gauges and meters NOTICE n To prevent damage to the engine and its components l Do not let the indicator needle of the tachometer enter the red zone, which indicates the maximum engine speed. l The engine may be overheating if the engine coolant temperature gauge is in the red zone (H). In this case, immediately stop the vehicle in a safe place, and check the engine after it has cooled completely. (→P. 475) 2 When driving 159