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Typical Enabling Conditions

WARNING: This page is about a different car, the 2008 Toyota FJ Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
TYPICAL ENABLING CONDITIONS CHART

Battery voltage 8 V or more
Time after engine start 3 seconds or more
Starter OFF
ECT at engine start -10°C (14°F) or more
ECT -10 to 50°C (14to122°F)
Engine idling time 3 seconds or more
Fuel-cut OFF
Vehicle speed Less than 1.875 mph (3 km/h)