How do I use my AutoZone check engine light?
How to Check your own Check Engine Light with Fix Finder Self-Service
- Safety first.
- Ask to borrow the Scan Tool.
- Locate the Data Link Connector (DLC)
- Turn on the ignition, but don’t start the engine.
- Wait 5 seconds, then plug in the reader.
- Let the reader, read.
- Write down vehicle information and mileage.
Does AutoZone do free car diagnostics?
Many drivers don’t realize that AutoZone, the nation’s largest auto parts chain, will do the following services free of charge: Read the codes on your check engine light. Test your battery’s voltage.
Does AutoZone still do free engine light check?
Yes, totally free. Grab your kids, lock them in their seats, and get on over there. Your local Autozone agent will gladly come out to your vehicle with their free check engine light device and hook it up underneath your steering wheel.
Where can you get check engine light read?
Where to Get Your Check Engine Light Diagnosed. You have a few options to get your check engine light diagnosed. You can take it to the dealer or an auto mechanic shop, to an auto parts store like AutoZone, or you can check it yourself with a scan tool. Dealer or auto mechanic shop.
How to read a check engine light code?
How to Read Codes From Your Check Engine Light (For Older Cars) Step 1: Find Your Vehicle’s Diagnostic Plug . The first step is to find your vehicles diagnostic plug. The one in my car was a small blue plug that was Step 2: Bridge the Wires. Step 3: Watch the Flashing Light and Decipher the Code.
Can there be codes without check engine light on?
There are other cases where there’s no check engine light but codes. For example, any problem that affects the emissions system will automatically light the check engine light. But if the problem is not emissions related, and also not critical, it may be stored in the computer but not light the check engine light.