MAP Sensor Diagnosis and Understanding Function- Pt1

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This channel is for Advanced DIY auto repair with the specific purpose of preventing "parts changing"- that is- changing parts on a guess because of a lack of understanding on how to test if a part is actually faulty. This is accomplished by using a methodical, scientific approach to accurately confirm a diagnosis before attempting a repair. Subscribe here and you'll stop changing O2 sensors every time you get a check engine light or waste money changing plugs and wires to try and fix a misfire. Find exactly what is causing the problem and fix it right the first time with confidence!