Changing the Power Mode(*1) Civic

Accessory or On mode: Press theENGINE START/STOP button once without pressing the brake pedal for Accessory mode. Press it again for On mode.

See also:
Before Starting the Engine - Manual Transmission Models Civic
Make sure the parking brake is applied. Check that the shift lever is in Neutral. Then depress the brake pedal with your right foot, and the clutch pedal with your left foot. Press...
Before Starting the Engine - Continuously Variable Transmission Models Civic
Make sure the parking brake is applied. The electric parking brake indicator comes on for 15 seconds when you pull up to electric parking brake switch. Check that the transmission is in...
Changing the Power Mode(*1) Civic
Accessory or On mode: Press theENGINE START/STOP button once without pressing the brake pedal for Accessory mode. Press it again for On mode.