Valve-Protector 4.0

Valve-Protector is a professional configuration and diagnostic software from SI‑Elektronik GmbH designed for the setup and maintenance of valve protection dosing systems in LPG/CNG-converted gasoline engines. It helps installers and service technicians calibrate additive delivery, monitor system performance in real time, and document service work—supporting reliable engine operation and reduced valve seat wear over the long term.

Key features

• Guided setup and calibration for supported dosing controllers
• Real-time monitoring of engine signals and additive dosing activity
• Adjustable maps and profiles for different engines and driving conditions
• Consumption tracking with refill estimates and service reminders
• Data logging and export for traceable diagnostics and reports
• Device management, including test routines and firmware updates
• Error code display with clear status indicators
• Configuration backup and restore to simplify servicing
• Multilingual interface and selectable units

Intended for professional automotive workshops and qualified installers. Requires a compatible SI‑Elektronik Valve-Protector controller and the appropriate PC connection interface.

Valve-Protector is developed by SI-Elektronik GmbH. The most popular versions of this product among our users are: 3.3 and 4.0. The name of the program executable file is ValveProtector.exe.