2005 Mercedes CL-Class Owner's Manual - Page 353

Practical hints What to do if ...? Display Possible cause KEY NOT RECOGNIZED Possible solution Change the position of the SmartKey with KEYLESS-GO* in the vehicle. Operate the vehicle with the SmartKey in the starter switch if necessary. F The SmartKey with KEYLESS-GO* is momentarily not recognized. KEY STILL IN VEHICLE KEYLESS-GO DRIVE TO WORKSHOP SEAT BACKREST, LEFT LOCK! A SmartKey with KEYLESS-GO* left in the vehicle was recognized while locking the vehicle from the outside. The KEYLESS-GO* system is malfunctioning. The passenger seat backrest is not engaged. Take the SmartKey with KEYLESS-GO* out of the vehicle. Visit an authorized Mercedes-Benz Center as soon as possible. Fold back and push the seat backrest until the seat cushion and seat backrest audibly engage into the driving position. Fold back and push the seat backrest until the seat cushion and seat backrest audibly engage into the driving position. Visit an authorized Mercedes-Benz Center as soon as possible. Visit an authorized Mercedes-Benz Center as soon as possible. SEAT BACKREST, RIGHT The driver seat backrest is not engaged. LOCK! . 3RD BRAKE LIGHT CHECK LIGHT STOP LAMP VISIT WORKSHOP The high mounted brake lamp is malfunctioning. Brake lamp illumination is delayed or lamp is permanently on. 351