An OBD2 (On-Board Diagnostics II) scanner can provide information about the status and health of various vehicular systems. This information can help inform the user as to what the source of a problem ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

I was recently at a seminar going over some diagnostics for some of the problematic and reoccurring fault codes. The general discussion led us in an interesting direction about the nature of fault ...

In the last Diagnostics episode, we outlined the vital information provided by compression and leakdown testing and illustrated how to use these most important tools. These tests reveal the internal ...

[Justin] tipped us about his slick custom OBD-II gauge that could easily pass for an OEM module. He was able to use the clock area of his Subaru BRZ to display a bunch of information including the oil ...

I’ve picked seven of the best Bluetooth-connected scanners that plug into a car’s OBD2 socket and put them against each other ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?