See also:

Lighting controls
System for selection and control of the various front and rear lamps providing the vehicle's lighting. ...

Programmable heating
With the engine off, programmable heating preheats the coolant circuit in order to optimise the engine operating temperature prior to starting. The programmable heating system can be started imme ...

Overview
With attractive, sculpted lines; impressive build quality; and an array of original upmarket features and functions, the new Citroën C4 is a perfect balance of confidence-inspiring styling an ...