See also:

Trailer tow false alerts
When towing a trailer, the sensors may detect the trailer thus causing a false alert. It may be desirable to turn the BLIS off if the false alerts become annoying. ...

Parking brake
To set the parking brake (1), pull the parking brake handle up as far as possible. The BRAKE warning lamp will illuminate and will remain illuminated until the parking brake is released ...

Hitches
Do not use a hitch that clamps onto the vehicle’s bumper or attaches to the axle. You must distribute the load in your trailer so that 10–15% of the total weight of the trailer is on the tongue. ...