See also:

Messages
Park brake not fully released – A fault is preventing the parking brake from being released. Try to apply the parking brake and release it several times. If the problem persists, contact an aut ...

Fault tracing and actions
If the message Radar blocked See manual is displayed, this means that the radar signals from the sensor have been obstructed and that a vehicle ahead cannot be detected. This, in turn, means that ...

Steep inclines and/or heavy loads
ACC is primarily intended for use on fairly level roads. The system may have difficulty maintaining the correct distance to a vehicle ahead on steep inclines, if the vehicle is carrying a heavy lo ...