From budget-friendly code readers to advanced professional-grade diagnostic platforms, the OBD2 scanner market in 2026 offers something for every driver. Whether you’re a DIYer tackling a check engine ...

We evaluated over a dozen OBD2 scanners across multiple price tiers, comparing protocol compatibility, system coverage depth, bi-directional capability, software update policies, and real-world owner ...

The check engine light is the worst kind of message. It tells you something is wrong without telling you what, and the dealership will happily charge a hundred and fifty bucks to plug in a scanner and ...

Grad season is just a few weeks away, meaning many of our friends and family members will be finishing up their studies. If you want to celebrate their hard work but aren’t sure how, a tech gift is ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

R for parts 1 and 2 above. Tested with R-3.3.1-ATLAS. Phenome scan requires the R packages: optparse (V1.3.2), MASS (V7.3-45), lmtest (V0.9-34), nnet (V7.3-12), forestplot (V1.7) and data.table (V1.10 ...