
Workshops with a ABN please contact us for trade pricingĪdditional charges apply if your unit has had a previous repair attempt. I am more than willing to try to remove the rest myself but I figured I would come here first in hopes of making it easier. Terminal 15 & 15R fault codes stored in front SAM module Actually Ive already got the EIS out, but a DIY from one of you pros will be great if its available. Key won’t turn in ignition when cold – ok when warms up

This repair also comes with a 12 month unlimited KM warranty*. Very common fault for any Mercedes ignition switch, especially VITO or W203. Over 95% of ignition switches are repairable and most units are repaired and ready to be returned within 48 hours. Mercedes W203 EIS repair - replacement due to cold starting problem. We require one working key to be sent with your EIS for repair. We have developed a specialised simulator which assists us in diagnosing and testing your ignition switch. Often causing no dash lights or start when turning the key in the ignition or sometimes the key won’t turn at all.


The Mercedes-Benz W203 C Class EIS / EZS ignition switch is the main component of a very complex and secure drive authorisation system and due to its sensitive electronics it can easily become damaged.
