With a genuine-chip 1.67 cable, you aren't just reading engine codes. You can perform dealership-level tasks:
. It should return "Interface tested successfully" and show "Firmware Version: V01.67". Key Functions Fault Code Reading/Clearing Opcom 1.67 Firmware
April 20, 2026
However, if you work on Opel models from 2015 onward (Astra K, Crossland X, Grandland X), Opcom 1.67 will not connect. For those, you need an MDI clone with GDS2 software. With a genuine-chip 1
You might be tempted to install the latest software (1.99 or "Opcom 2020"), but most veteran techs keep a dedicated Windows XP or Windows 7 laptop with locked in. Here is why: With a genuine-chip 1.67 cable
A: No. Opcom is Windows-only. For mobile, use OBDLink with the Opel-specific add-on (less capable).