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Looking for help with your vehicle? Do you see the dreaded check engine light on? have a problem with your car or truck and need a find a DIY guide? Our collection of How To articles can help you save money and time and get back on the road. No matter what issues in your vehicle you can find the how to tutorial to help you.
Whether you car problems are simple or complex, our guides are here to help. With just a digital multimeter at your side, you can test and diagnose most of your car issues with our How To articles. One of the other tools that is a must have when you want to fix a car yourself is the OBDII scan tool.
These tools quickly connect to your OBDII vehicle to read the Diagnostic Trouble Codes that are stored in your engine computer. Need a How To guide but can't find it in our archive? Leave us a comment or message us and let us know, we'll be glad to help!

Popular FAQ

How To Test a Chrysler Concorde Crank Sensor

The crank angle sensor is one of the most important sensors in your Chrysler Concorde. When your Concorde Crank Sensor starts to go bad, or...

How To Replace a Ford Fusion Oxygen Sensor

The upstream 02 sensor in your 2.5 liter Ford Fusion is a vital part of your engine system. Your primary Fusion Oxygen...

How To Dyno Tune Your Vehicle

In Part 2 of our How To Tune series, we’ll be focusing on tuning the wide open throttle portion of your fuel map. You may have...

What is a Honda Lost Motion Assembly?

So you've adjusted your valves in your Honda but the tapping noise just won't go away. You've double checked your valve clearances and redone...

How to Test a RSX Starter

Bench testing a component of your vehicle is never a good time, in fact it can be described as miserable especially when you don't...

2005 Subaru STI ECU Pinouts

We break down the relevant STI ECU Pinout for the 2005 Subaru WRX STI, and show you what wires you will need if you are...

How To Reset Your Honda Ridgeline Maintenance Light

The Ridgeline maintenance light takes form of a small yellow wrench on your Honda truck's dash, and serves as a reminder for you to change...
A connector can pass continuity and still fail under vibration. Learn how a terminal drag test finds loose, spread or backed-out terminals safely.

How to Perform an Automotive Connector Terminal Drag Test

An automotive connector terminal drag test checks whether a female electrical terminal grips its matching male pin tightly enough to maintain reliable...