Keys, doors and windows 25The anti-theft alarm system can onlybe deactivated by pressing button con the radio remote control or byswitching on the ignition.A triggered alarm, which has not beeninterrupted by the driver, will beindicated by the hazard warninglights. They will flash quickly threetimes when the vehicle is unlockedwith the radio remote control.Vehicle messages 3 93.If the vehicle's battery is to bedisconnected (e.g. for maintenancework), the alarm siren must bedeactivated as follows: switch theignition on then off, then disconnectthe vehicle's battery within15 seconds.ImmobiliserThe system is part of the ignitionswitch and checks whether thevehicle is allowed to be started withthe key being used.The immobiliser is activatedautomatically after the key has beenremoved from the ignition switch.If the control indicator d flashes whenthe ignition is on, there is a fault in thesystem; the engine cannot be started.Switch off the ignition and repeat thestart attempt.If the control indicator continuesflashing, attempt to start the engineusing the spare key and seek theassistance of a workshop.NoteThe immobiliser does not lock thedoors. You should always lock thevehicle after leaving it and switch onthe anti-theft alarm system 3 20,3 24.Control indicator d 3 86.Exterior mirrorsConvex shapeThe convex exterior mirror containsan aspherical area and reduces blindspots. The shape of the mirror makesobjects appear smaller, which willaffect the ability to estimatedistances.Electric adjustmentSelect the relevant exterior mirror byturning the control to left (L) or right(R). Then swivel the control to adjustthe mirror.