A code reader for your car can mean the difference between dropping everything and heading for the mechanic and letting that warning light ride a little bit.

We recently got our hands on the new GoTech mobile OBD-II diagnostic tool and put it through its paces on several trucks in our fleet. The GoTech is more than just a code reader, though.

Check out how to read OBD-II engine codes and learn what they all mean. Get all the details here in this month's issue of Turbo & High-Tech Performance.

Already an affordable option, right now you can save over $25 on this diagnostic code reader from trusted brand Ancel.

Now locate the OBD connector port - this is usually underneath the steering wheel, but you can consult with your owner's manual to be sure. Plug your OBD car code reader into the interface.

Spend enough money on the right code reader and it can do more than just display numbers on a screen. Most code readers should also be able to clear codes, meaning you can erase whatever trouble ...

You don’t know whether the problem is your ignition, transmission, emissions, electronics, etc. But by using an OBD scanner, you can get to the root of the problem. When your OBD computer detects a ...

HexCode GS-911: BMW Diagnostics On The Go When I got my first performance vehicle (a 2000 Subaru Forester STI) the first thing I bought for it was an OBD-II code reader so I could monitor the sensor ...