Driving and operating 139DeactivationPress button y, control indicator m ininstrument cluster illuminates white.Cruise control is deactivated. Lastused set speed is stored in memoryfor later speed resume.Automatic deactivation:■ vehicle speed below approx.20 mph,■ vehicle speed above approx.125 mph,■ the brake pedal is depressed,■ the clutch pedal is depressed fora few seconds,■ selector lever in N,■ engine speed in a very low range,■ the Traction Control system orElectronic Stability Control isoperating.Resume stored speedTurn thumb wheel to RES/+ ata speed above 20 mph. The storedspeed will be obtained.Switching offPress button m, control indicator m ininstrument cluster extinguishes. Thestored speed is deleted.Pressing button L for activatingspeed limiter or switching off theignition also switches off cruisecontrol and deletes the stored speed.Speed limiterThe speed limiter prevents thevehicle exceeding a preset maximumspeed.The maximum speed can be set ata speed above 15 mph.The driver can only accelerate up tothe preset speed. Deviations from thelimited speed may occur when drivingdownhill.The preset speed limit is displayed inthe top line of the Driver InformationCentre when the system is active.ActivationPress button L. If cruise control oradaptive cruise control has beenactivated before, it is switched offwhen speed limiter is activated andthe control indicator m extinguishes.Set speed limitWith speed limiter active, hold thumbwheel turned to RES/+ or briefly turnto RES/+ repeatedly until the desiredmaximum speed is displayed in theDriver Information Centre.Alternatively accelerate to the desiredspeed and briefly turn thumb wheel toSET/-: the current speed is stored as