Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...
If you have a check engine light on, a diagnostic tool is great for troubleshooting the problem. Here's what you need to know ...
Diagnosing automotive problems used to be much more challenging. A mechanic had to use all of their skills to pinpoint mechanical or electrical issues. Nowadays, you can diagnose many problems ...
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Master DIY car diagnostics like a pro
Understanding OBD-II and trouble codes Most U.S. vehicles from 1996 onward use the OBD-II system, which allows scan tools to read diagnostic trouble codes (DTCs) from the car’s computer. These codes ...
If you drive older cars you're going to find yourself in a situation where you are nowhere near home and a check engine light suddenly appears. What does it mean? Is it just a bad spark plug? Is your ...
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