See also:

Anti-skid regulation (ASR) and electronic stability programme (ESP)
The anti-skid regulation (also known as Traction Control) optimises traction to prevent skidding of the wheels, by acting on the brakes of the driving wheels and on the engine. The electronic sta ...

General functions -Audio adjustments
On / Off With the key in Drive position M, press on control A to switch the radio on or off. Note: If the radio was on the last time you switched off the ignition, it will resume automatically w ...

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 ...