2003 Mercedes-Benz C-Class "changing battery key fob" Questions

battery use the key to open the door put key in the ignition. ( fob Ir old type leave fob off the key) turn to number 2 and press fob till doors lock and unlock. then its reset. dont be worried if the

changing the battery were talking about the key fob battery.right?? try holding both the lock and unlock buttons at the same time while pointing the key fob at dashboard/drivers side door area.give it

battery in the "Key Fob" is OK............Press either Lock or Unlock button for more than 1 second, the lamp on the fob will light if OK. Change battery if it does not illuminate! 2.....if battery on

...key fob to open car but wld not open. Used key in lock, door opened but alarm went off and engine will not start. Am thinking this may be an immobiliser problem, how do i deactivate. Have changed ...

you the same problem? Have you change the battery inside the key fob? Check the mirror for alarm/immobilize indicator. If you using a dead key fob then alarm system will immobilize the ignition system

...key fob, as I was unable to unlock the door, therefore opening it manually. After changing the batteries the car started. Problem is I cannot lock or unlock the car with the fob - can anyone help me ...

...key fob my mercedes c200 1999's key fob will not lock/unlock doors, nor will it start the car. it will not turn in the ignition. I've changed the batteries but still not working. The red light still ...

the car with my key. My fob has not worked in 3 years. Now the car alarm keeps going off and the car will not start. change the battery in your fob. check the power in your battery may need a recharge

...key.... Please Help me with this solution... Thanks in advanc.... new battery in fob doesnt mean it cant be faulty retry with a different new battery and or that it is installed correctly -also ...

...the key?? Hi,Yes when you replaced the batteries in the FOB this will have cleared the system identification for the keys.So have these reset to your vehicle and then you will have no