Diagnostic tester for all your needs

DiagProg4 (DP4) professional diagnostic tester is already the fourth generation of DiagProg series device, which offers maximum flexibility and comfort while maintaining simplicity of use.

DiagProg4 tester

What is DiagProg4

What is DiagProg4

DiagProg4 diagnostic tester is innovative diagnostic equipment used for diagnostics, repair, programming modules such as Airbag sensors, ECU, Anti-lock Braking System pump (ABS) and many more.

DiagProg4 diagnostic tester can read and erase DTC’s errors, reset engine oil inspections as well as clear accidents and make language alteration. DiagProg4 also allows to program electronic modules to vehicles after replacement or accident.

The DiagProg4 can save you a lot of time and money because a lot of functions can be accessed via OBDII connection ensuring easy, fast and safe usage.

DiagProg4 diagnostic tester is the most advanced and powerful automotive diagnostic tool currently available on the market.

DiagPro4 v balení

Functions of DP4

Reading and erasing diagnostic faults (DTCs) in OBD system

Engine oil inspection reset

Language alteration for all modules

Motohours inspection

Reading and erasing of advanced service history

Reading and writing EEPROM memory via diagnostic connection (all parameters)

Reading and programming FLASH memory via diagnostic connection

Programming of immobilizers, keys and remotes

Clearing (erasing) accidents

Programming electronic modules after repair or change

Car modules repair.

Easy, fast and safe programming or wide range of vehicles.

See also these products

~ They're worth it



CanLogger is a dual channel device which allows logging Can signals on microSD card in real time. It supports both 29-bit...

CodiProgUSB-MK2 - EEPROM Programmer

CodiProgUSB-MK2 - EEPROM Programmer

CodiProgUSBMK2 is a universal EEPROM tool that allows to read, edit and write various types of EEPROM memories



The GYSFLASH 100.12HF is a high-quality, high-power charger that provides a stabilized power supply. It may be used during the workshop works or in the showrooms.