In 1976, Chrysler ushered in the computer engine management system era with their Electronic Lean Burn 400 4-bbl. This early computerized spark-advance control system was developed to make the engine ...

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

The Ancel AD310 OBD II Diagnostic Scanner is just $24 right now, $12 less than the $36 it’ll normally run you. Over 20,000 ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...

Q How useful are the under-$100 scanners you see at the auto supply store? They make it sound like you can fix anything with them. — Gene Hammond A: The tools Gene is referring to are OBD-II scan ...

2-in-1 OBD II Scanner with Battery Tester: Dual-capability tools like leagend BA670 and leagend BA570 combine OBD II diagnostics with battery health checks-ideal for garages looking to maximize tool ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. OBD Auto Doctor is a must-have Windows Phone app for the home mechanics and auto enthusiasts.

H ave you ever looked under your car's steering wheel at all the wires, fuses, and plugs? If so, you might find an odd plug ...