See also:

What is an Onboard Diagnostic System (OBD II)?
OBD II is part of your vehicle's computerized engine management system. It stores diagnostic information about your vehicle's emission controls. It can light the Check Engine light (MIL) if it ...

Changing coolant
Normally, the coolant does not need to be changed. If the system must be drained, consult a trained and qualified Volvo service technician. Do not top off with water only. This reduces the rust- ...

The camera’s limitations
The camera is used by Collision Warning with Auto-brake, Driver Alert Control (see page 180), and Lane Departure Warning (see page 183). NOTE • To help protect the camera in very hot conditi ...