At engine start

Approx. 4 s

Improved startability

Accelerator opening angle 50 % or more

Approx. 3 s

Improved drive-away performance

During acceleration (accelerator opening angle 25 % or more)

Approx. 3 s

Improved acceleration performance

When the engine coolant temperature is 113 °C {235 °F} or more

Repeatedly turns on and off every 10 s until the engine coolant temperature is less than approx. 108 °C {226 °F}

Improved engine reliability

When the engine coolant temperature is 118 °C {244 °F} or more

Until the engine coolant temperature decreases to less than approx. 110 °C {230 °F}

Improved engine reliability

At high engine speed (engine speed 6,300 rpm or more)

Until engine speed decreases to less than 5,800 rpm

Improved engine speed stability