See also:

Efficient engineering
Citroën has utilised the latest industrial technologies, along with a 'part by part' focus on reducing the weight and number of components in new C4. For example, the laser welding on the roo ...

Keys
Electronic immobiliser key The key operates all the vehicle’s locks as well as the ignition. The key can be used to deactivate the front passenger’s airbag. See “Airbags”. Central locking using t ...

Daytime running lamps
On vehicles fi tted with daytime running lamps, the dipped beams come on when the vehicle is started. This warning lamp comes on on the instrument panel. The instruments and controls (instrumen ...