There is a significant nuance that confuses many people. Ross-Tech does manufacture interfaces that support the J2534 standard.
The question users ask is simple: "I have a J2534 device (which is often cheaper than a genuine Ross-Tech cable). Can I use it with VCDS?" vcds j2534
: A high-quality J2534 passthru device (e.g., CarDAQ-Plus or VXDIAG VCX NANO ). There is a significant nuance that confuses many people
A mechanic needs J2534 for (firmware updates). But they need VCDS for diagnostics and coding . Hence the demand for a single tool that does both. vcds j2534
: If using a third-party cable like the VXDIAG, you may need to select "VCDS" within the hardware manufacturer's manager software (e.g., VX Manager) to install the necessary J2534-to-VCDS translation layer.