Скачать или смотреть Catalytic Converter Check Engine Light

When your check engine light flicks on—just when your day can’t get weirder—it’s tough to know where to start. Is it the infamous catalytic converter? In this video, we break down what a catalytic converter actually does, why those P0420 and P0430 error codes matter, and what performance symptoms to watch for—like sluggish power and bad gas mileage.

We’ll show you how an affordable OBD-II scanner can help you diagnose the issue and why testing your oxygen sensors could save you hundreds before replacing pricey parts. Plus, learn why you don’t want to mess around with emissions test failures and the costly damage that can happen if you ignore converter problems.

Arm yourself with practical tips to fix the real problem (not just the symptom) and avoid expensive trips to the mechanic. Save your wallet, pass your emissions, and keep your car running clean. Dive in for step-by-step advice and become your own car detective!