Re-link the ECU and WSP so they recognize the same security codes.
This error appears on the dashboard when there is a communication breakdown or data corruption between the and the ECU (Engine Control Unit) . It is often triggered by: A flat or dying battery. Jump-starting the vehicle incorrectly. Faulty key transponders or antenna coils. How the "1.3" Software/Tool Works mercedes sprinter vito start error 1.3 free download
Fortunately, a free download solution is available to help you resolve the Start Error 1.3 issue on your Mercedes Sprinter or Vito. This solution involves downloading and installing a software patch that addresses the immobilizer system and ECU communication errors. Re-link the ECU and WSP so they recognize
A "free download" claiming to fix all of these is a lie. It is likely malware or a file for a single, specific Bosch software version (e.g., EDC16C31). If your ECU has version EDC17C49, that file will destroy it. Jump-starting the vehicle incorrectly
The search term is a honey pot for hackers looking to infect mechanics' computers. Legitimate fixes require proper hardware, vehicle-specific files, and a small investment.