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Hybrid Battery Questions

Is your hybrid battery failing? Common symptoms, testing, and what Check Hybrid System really means.

Gen 3 Prius HV Battery: Why "Cooling Performance Low" Doesn't Always Mean What You Might Think

If your Gen 3 Prius is showing the "Cooling performance of hybrid battery is low" warning, your first thought is probably: "not a big deal"...

Why "Check Hybrid System" Doesn't Always Mean You Need a Hybrid Battery

When your Toyota Prius displays the dreaded "Check Hybrid System" warning with the red triangle light, your first thought is probably: there goes $3,000-4,000 for...

Do I actually need a hybrid battery replacement?

This is the first question we ask when someone calls about their hybrid battery—because often, the answer is no. Many people contact us convinced their...

The 2004-2009 Prius "Triangle of Death"

"My Prius flashes a red triangle and says 'Problem' on the dashboard. It beeps, then goes away after a few seconds. The car seems to...

The Truth About Hybrid & EV Battery Testing

A Guide from the Experts at Atomic Auto At Atomic Auto, our reputation is built on trust. We believe that if we can’t scientifically validate...