See also:

Operation
If the driver and/or front passenger have/ has not yet fastened the seatbelt(s) when the ignition switch is turned to the “ON” position, the seatbelt warning light(s) will flash for 6 seconds, to ...

ON
This is the normal operating position after the engine is started. ...

In case a problem occurs
If you cannot activate a device using the corresponding HomeLink® button after programming, contact HomeLink® at www.homelink.com or call 1-800-355- 3515 for assistance. ...