mercedes w202 c180 year 1997

[GTTURBO2540]

Hello i have a big problem with a ezs mercedes w202 ref:2085450108, sometimes the key dont unlock and dont turn on light on dash, i have read the booth cpu 0D69J and the ESL, if someone can take a look if all is fine a apreciate, the key ssid is 2979E3DF, and when i read the ezs info is 2879E3DF, please help me, many thanks

[zoyzoyni]

i thing your problem is only the swich...replace only the swich from ezs.exeption if your key is the long one problem 80% is the rf head of the key.

[agabna]

Hello
Check the front sam an clean the ezs inside