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Diagnostic Tools
Discover our wide selection of professional and DIY OBD2 diagnostic tools for...
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Programming tools
Unlock advanced vehicle customization and control with our wide selection of professional...
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Random Misfire (P0300) and Cylinder Misfires (P...
This guide shows a practical diagnostic path for P0300 (random/multiple misfire) and P0301–P0306 (misfire cylinder 1–6) using an OBD diagnostic tool and live data—so you can fix the problem faster...
Random Misfire (P0300) and Cylinder Misfires (P...
This guide shows a practical diagnostic path for P0300 (random/multiple misfire) and P0301–P0306 (misfire cylinder 1–6) using an OBD diagnostic tool and live data—so you can fix the problem faster...
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Best Diagnostic Tools & Software for BMW (2026 ...
Modern BMW vehicles (E‑series, F‑series, G‑series and i‑series) use many control units connected over CAN, LIN and Ethernet. A simple OBD2 reader can usually read basic engine codes, but it...
Best Diagnostic Tools & Software for BMW (2026 ...
Modern BMW vehicles (E‑series, F‑series, G‑series and i‑series) use many control units connected over CAN, LIN and Ethernet. A simple OBD2 reader can usually read basic engine codes, but it...
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The Best Diagnostic Tools & Software for VAG Ca...
Compare VCDS, OBDeleven, and VAS + ODIS Service/Engineering for Audi, VW, SEAT & Škoda. Choose the best tool for coding, scans, and service.
The Best Diagnostic Tools & Software for VAG Ca...
Compare VCDS, OBDeleven, and VAS + ODIS Service/Engineering for Audi, VW, SEAT & Škoda. Choose the best tool for coding, scans, and service.
Featured products
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Professional Diagnostic Dice with J2534 or Full Chipset M32c for Volvo VIDA
Regular price From €123,80 EURRegular price -
VA-COM HEX Full Chip OBD Tool— VCDS–like tool
Regular price €134,80 EURRegular price -
Delfi DS150e Premium Diagnostic Tool 1PCB - Delphi-like Tool
Regular price €136,90 EURRegular price -
Auto-Com CDP Universal Diagnostic Tool 2PCB - Autocom-like Tool
Regular price €112,80 EURRegular price
About Us
We’re a small team of car lovers, diagnostic experts, and e-commerce professionals based in Czech Republic. We started OBD4 because we struggled to find honest sellers of good tools ourselves. So we built what we wanted — a store that’s fast, helpful, and built on real automotive experience.
