2018 Acura TLX Owners Manual - Auto Idle Stop*

Automatically stops and restarts the engine to help maximize fuel economy, depending on environmental and vehicle conditions.

Activating Auto Idle Stop

When the vehicle stops with the gear position in Drive (D) and the brake pedal is pressed, the engine turns off and the auto idle stop indicator appears.

When you release the brake pedal, the engine restarts and the vehicle begins to move.

Auto idle stop does not activate (or the engine may automatically restart) when the driver's seat belt is unfastened, the vehicle is stopped on a steep hill, the windshield defroster is on, and other conditions. See the Owner's Manual on the Owner information CD or at

(U.S.) or

(Canada) for a full list of conditions.

Press the Auto Idle Stop Off button to turn the system off. Press the button again to turn it on. The system resets to ON every time you start the engine.

When auto idle stop is activated, the air conditioning system is turned off.

The engine may restart automatically under the following conditions:

• You select MAX HEAT or MAX COOL on the climate control system.

• You turn on the windshield defroster.

• The interior humidity is high.

• There is a significant difference between the climate control set temperature and the actual interior temperature.

*if equipped