Mercedes W123 key head repair

crwdns2936071:01crwdne2936071:0 — Original state

In my case, the original cast key head tore and is therefore no longer stable, which made it somewhat impractical to use.

crwdns2936071:02crwdne2936071:0 — Uncover key

In the first step we need to remove the old potted key head. This works best with a sharp knife (cutter knife)

crwdns2936071:03crwdne2936071:0 — Push the key into the key head

Now we take the new key head and insert the key.

crwdns2936071:04crwdne2936071:0 — Optional fastening wedge adjustment

If your key, like mine, is not straight but semi-circular, the fastening wedge must be adjusted. See Figures 2 and 3 for this

crwdns2936071:05crwdne2936071:0 — Insert fastening wedge.

Now we are at the last step and it is very simple. Because you only have to insert the fastening wedge and the key head renewal is complete