Auto-start-stop System

The Auto-Start-Stop system helps reduce fuel consumption by automatically shutting off the vehicle's engine while the vehicle is stopped and restarting the engine when you release the brake pedal. The Auto-Start-Stop system is automatically enabled whenever the ignition is turned on. If necessary, the system can be disabled through the IPC message center.

Reasons the engine may automatically restart :

• The brake pedal is released.
• The Auto-start-stop system is disabled through the IPC message center.
• The battery has a low state of charge.
• To maintain interior comfort.
• The blower fan speed is increased or the climate control temperature is changed.
• An electrical accessory is turned ON or plugged in.
• Low brake vacuum.

The system may not turn the engine off under these conditions:

• The HVAC system is in A/C, heat or defrost modes.
• The rear defroster is ON.
• The battery has a low state of charge.
• The battery temperature is below 5 °C (41 °F) or above 60 °C (140 °F).
• The engine temperature is below 60 °C (140 °F).
• The gear selector is not in Drive.
• The steering wheel is turned rapidly or is at a sharp angle.
• Vehicle speed of greater than 4 km/h (2.5 mph) for more than 2 seconds has not occurred.
• The vehicle is on a steep road grade.
• Elevation is approximately above 10, 000 feet (3, 048 meters).

For more information refer to the Owner's Literature and refer to Engine Controls - Introduction (Except Diesel & Hybrid) .