The “check engine” light is the most annoying orange icon in America. Half the time the car feels fine, and the other half ...

Every serious gearhead knows that the right USB gadget can turn a cluttered garage into a smart, efficient workshop. From ...

What do you do when the 'Check Engine' light comes on in your car? A lot of people just ignore it; after all, that sensor is notorious for lighting up for no reason. On the other hand, it could ...

An OBD2 scanner that can read your vehicle’s trouble codes is a critical tool for DIYers. But even if you don’t like turning wrenches yourself, it’s hugely helpful to be able to get an idea of what’s ...

FIXD OBD2 Scanner Review: Is It Worth Your Money? I recently tried out the FIXD Bluetooth OBD2 Scanner, and it's been a real game changer for understanding my car's health. This handy tool connects ...

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 ...

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 ...