Volvo S60 Owner's Manual page 170

04 Driver support
City Safety™
Symbol Message
Auto braking by City Safety
Windscreen Sensors
blocked
04
City Safety Service
required
168
Meaning/Action
City Safety™ is braking or has automatically braked.
The laser sensor is temporarily non-operational because something is blocking it.
•
Remove the object blocking the sensor and/or clean the windscreen in front of the sensor.
Read about the limitations of the laser sensor, see page 165.
City Safety™ is not operational.
•
Visit a workshop if the message remains - an authorised Volvo workshop is recommended.