Why are my keys not working on my Mercedes?

Why are my keys not working on my Mercedes?

Ordered a new key fob from Harrogate mercedes as always best to have 2 keys. New fob worked fine for first week but now started to unlock only intermittently. New fob & new batteries so whats causing this..? New car battery too. I have seen this issue described on forums as eis or control box..? I just want the locks to work.

What to do if your Mercedes Benz FOB is not working?

Next, try taking the emergency metal key out of the fob and using it to manually unlock the car’s doors. Then check the fuses for the central locking circuit (controls the vacuum operated door locking mechanism, which uses pressure to lock all the doors at the same time), antenna module, and AAM.

How to discuss a Mercedes Benz door lock problem?

Start a new thread on your specific issue. Also try using the ‘search community’ at the top of your webpage for other threads on the w202 forum and even the w210 forum. ===>>> Update your user CP info…. Did you find the recommended reading relevant to this discussion?

Is the 2001 C220 CDI key fob still working?

Click to expand… Hi gang. Bought a 2001 c220 cdi at auction recently. Key fob that came with it was badly worn & only worked intermittently. Ordered a new key fob from Harrogate mercedes as always best to have 2 keys. New fob worked fine for first week but now started to unlock only intermittently.

Why does my Mercedes C class door lock not work?

This article applies to the Mercedes-Benz C-Class w204 (2007-2014). Due to their frequent use, the springs in the door lock actuator mechanism wear out over time. This can result in the car’s locks malfunctioning; whereupon, they either don’t work at all or otherwise bounce up and down.

Ordered a new key fob from Harrogate mercedes as always best to have 2 keys. New fob worked fine for first week but now started to unlock only intermittently. New fob & new batteries so whats causing this..? New car battery too. I have seen this issue described on forums as eis or control box..? I just want the locks to work.

How do you unlock a Mercedes C class?

Insert the key and turn it to the “ON” position, then press and release the lock button on the key. Press and hold the remote’s unlock button. In 1-2 seconds, press the remote’s lock button five times in a row while holding the unlock button.

Next, try taking the emergency metal key out of the fob and using it to manually unlock the car’s doors. Then check the fuses for the central locking circuit (controls the vacuum operated door locking mechanism, which uses pressure to lock all the doors at the same time), antenna module, and AAM.