Remove WiPro III central panel (or have removed) Complete, print out and sign this form Send both together to Thitronik (without further accessories or keys!) WiPro III receives the upgrade WiPro III is returned along with the invoice (to be paid by direct debit Central control unit is reinstalled 2 new wires for controlling the central locking system are connected Re-teach the existing radio accessories (input and output tests make this step necessary) You can now safely lock/unlock your vehicle The serial number is changed in the Thitronik app (1050-004 or higher)
Any WiPro III can be upgraded.