Quick Reference -> Guide Auto Idle Stop Function for Your Honda Civic 4 Door 2017-2023

Auto Idle Stop Function  
To improve fuel economy, the engine stops and then restarts as detailed below. When Auto Idle Stop is on, the Auto Idle Stop indicator  
(green) comes on. (P478)  
At  
Manual transmission  
Engine status  
Deceleration  
1. Depress the brake pedal.  
2. Fully depress the clutch pedal.  
b
a
On  
Stop  
Continue to depress the brake pedal.  
Move the shift lever to (N  
Release the clutch pedal  
.
.
Off  
Start-up  
Depress the clutch pedal again.  
Move the shift lever to (1  
Depress the accelerator pedal to resume  
driving  
.
.
Restarting  
10