Kia Cee'd: Operation of the rear parking assist system / Operating condition

Kia Cee'd JD Owners Manual / Features of your vehicle / Rear parking assist system / Operation of the rear parking assist system / Operating condition

This system will activate when the indicator on the rear parking assist OFF button is not illuminated.
If you desire to deactivate the rear parking assist system, press the rear parking assist OFF button again. (The indicator on the button will illuminate.) To turn the system on, press the button again. (The indicator on the button will go off.)
This system will activate when backing up with the ignition switch ON.
If the vehicle is moving at a speed over 5 km/h (3 mph), the system may not be activated correctly.
The sensing distance while the rear parking assist system is in operation is approximately 120 cm (47 in.).
When more than two objects are sensed at the same time, the closest one will be recognized first.

Operation of the rear parking assist system

...

Types of warning sound

When an object is 120 cm to 61 cm (47 in. to 23.6 in.) from the rear bumper: Buzzer beeps intermittently When an object is 60 cm to 31 cm (23.6 in. to 12.2 in.) from the rear bumper: ...

Other information:

Kia Cee'd JD Service Manual: Rear Bumper beam Assembly Components and components location
Component Location 1. Rear bumper beam assembly ...

Kia Cee'd JD Service Manual: Brake Booster Repair procedures
Brake Booster Operating Test For simple checking of the brake booster operation, carry out the following tests. 1. Run the engine for one or two minutes, and then stop it. If the pedal depresses fully the first time but gradually becomes higher when ...