The Mercedes DAS system mainly works around the EIS so any malfunction or fault may cause the system to not work .

The EIS hold vital key data and links to the ECU and ESL and also acts as a central gateway to other vehicle electronics meaning EIS and key faults could seem to cause other system faults .

EZS / EIS  electronic ignition switch faults              

Many EZS/EIS can be easily fixed , with replacement parts or service exchange unit – if a unit cannot be repaired or replaced we can supply a new unit which is fully plug and play requiring no other programming . 

 Replaced EZS / EIS

 Also we can work with your data no need more EZS/EIS to gain time & not spend a lot of money for you with shipping please use our

E-mail service@kingscarnotautomobile.com to send new unit with

      fully plug and play requiring no other programing .

        send us :

              – EZS/EIS data

              – VIN number

              – Part number