DEF is easy to contaminate, and fortunately, it’s also easy to test. Check to be sure that your customers’ DEF is up to spec with these simple tests.
Easy tests for diesel exhaust fluid (DEF) contamination (VIDEO)
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HOT OFF THE PRESS
Separate gasket – ASE practice questions (VIDEO)
Which of the following is LEAST LIKELY to require a separate gasket for installation?
Smarter, not harder: relative compression testing
Analyzing a new trick I learned from an old dog.
Can’t break that crank bolt loose? You need a crank socket (VIDEO)
Crank fasteners are often a real pain to remove. Mechanics with expensive impact wrenches and large breaker bars struggle to remove them—but there’s a better way.
SHOP STUFF
Auto care news and advice you can use.
Sketching Skodas
Stevan Ivanov strives to give a little-known brand its rightful place in automotive history.
Why auto mechanics should check cabin air filters in every vehicle (VIDEO)
Air filters are an easy service item to overlook, but most manufacturers recommend a new filter every year or 15,000 miles.
Creative repurposing: Shims have all sorts of uses in an automotive shop
There are applications for shims besides fixing camber and panel gaps.
Don’t let your scanner go unprotected
Faults in the car pay you. Faults in the scanner cost you.
One lesson is harder for more experienced techs to learn than their rookie counterparts (VIDEO)
If you’re an experienced technician, you may feel as though you’ve seen everything, but don’t let your knowledge prevent you from learning more.
ABOUT SHOP PRESS
Shop Press is the news and idea hub for everything related to working on cars and trucks, focusing on repair, technology, and wrenching lifestyle. With interesting stories from around the world, features on creative people and solutions, and all kinds of other stuff that’ll make you use your mind and your hands.
SHOP STUFF
Auto care news and advice you can use.
Using voltage to locate electrical faults
Understanding how voltage is used in an electrical circuit can help your troubleshooting.
This tungsten scraper is my new favorite tool.
A fellow YouTuber recommended it. Why not give it a try?
Polishing headlights vs. replacing them! (VIDEO)
Two solutions for yellowed, hazy headlights.
Parallel connectors vs. butt connectors
They look the same, but serve different roles. Here are the very specific scenarios where the lesser-known parallel connector shines.
What’s the deal with permanent and lifetime antifreezes? (VIDEO)
Shop Press’ Andy Greaser breaks down permanent antifreeze and today’s coolant for your vehicles.
VIDEOS
Before selling a vehicle, make sure to remove personal data (VIDEO)
Smartphones, laptops, and computers are normally cleared of all data before selling or discarding to protect personal information.
Dust Cap Tool Explained (VIDEO)
How many times have you seen a hub dust cap with ugly dents from a sloppy installation? A dust cap tool is a handy tool for installing caps on customer vehicles without damaging the cap’s appearance.
Why a magnetic drain plug is a worthwhile upgrade (VIDEO)
Do your customers know the benefits of magnetic oil drain plugs? Swap out their standard drain plugs to help protect against unnecessary engine damage.