West St. Paul Auto Repair

Tag Archives: diagnostic testing

The difference between diagnostic codes and diagnostic testing?

Don’t fall for a free code reading at your local auto repair shop You have probably seen a local auto repair shop advertise a free code reading for vehicles that have the check engine light on. However, have you ever actually visited the shop for the free code read, and ended up spending hundreds of dollars at the shop? We understand the confusion of the “free code read”. There is a big difference between full vehicle diagnostics and a code read. A code reader is usually a handheld device that connects to your vehicle’s computer and accesses a trouble code. That is pretty much all that a code reader can do. Once the code is retrieved, that code is looked up to determine the area of the problem. However, the code often doesn’t tell the exact cause of the issue and further diagnostics are almost always needed to figure out the problem. An actual computer diagnostic tool is extremely advanced and is used for extensive testing and diagnostics of a vehicle w ... read more

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