Car model Benz Sprinters year 2011 / 2010 / 2012, using VXDIAG Benz C6 to diagnose and have fault (1-1)-1.501 9988: Initialization of diagnosis multiplexer failed.
The link between the diagnosis multiplexer and the diagnostic socket is interrupted.
The link between the diagnosis multiplexer and the diagnostic unit is interrupted.
The voltage supply at the diagnostic socket (circuit 30 and (or) circuit 31) is faulty.
When using SDconnect, check the connection status using the Toolkit.
Install the Benz driver.
Download the ” BENZ VCI Manager(Daimler) 20.04.08.exe” and directly install.