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The oxygen sensor detects the amount of oxygen in the exhaust gases and relays this data to the engine control unit (ECU). Based on this information, the ECU adjusts the air-fuel mixture to optimize fuel efficiency, reduce emissions, and maintain...

Whether you're an experienced mechanic or a DIY enthusiast, finding your way through the world of diagnostic scan tools can be overwhelming. This guide is here to address all your questions, from selecting the best tool to understanding its features...