Blocking AUTOSTOP Cause, Engine Management System 1

The following causes block autostop:

• The outdoor temperature is lower than 0 °C.
• The engine temperature is greater than 100 °C. If the engine turns off suddenly at high temperatures when there is hardly any cooling, heat damage can occur.
• The engine coolant temperature is calculated to be too high. The engine coolant temperature is calculated by the Engine Control Module (ECM) from the vehicle speed, engine speed and the engine's torque.
• The vehicle's forward inclination is above 14%.