Adjust the driver’s seat as far back as possible while allowing you to maintain full control of the vehicle. You should be able to sit upright, well back in the seat and be able to adequately press the pedals without leaning forward, and grip the steering wheel comfortably. The passenger’s seat should be adjusted in a similar manner, so that it is as far back from the front airbag in the dashboard as possible.
Honda Civic Owners Manual. Synchronized Mode
You can set the temperature synchronously for the driver’s side and the
passenger’s
side in synchronized mode.
1. Press the SYNC button.
The system switches to synchronized mode.
2. Adjust the temperature using the driver’s side temperature control dial.
Press the SYNC button ...