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Search online for car garages in Reading to get a trained mechanic to identify the problem if your dashboard check engine light has turned on and your engine is performing poorly. Poor engine performance and a dashboard check engine light are the most typical signs of a faulty PCM.
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6 Signs Your Powertrain Control Module (PCM) Isn't Working Poor engine performance combined with a check engine light on your dashboard is the most typical sign of a faulty PCM. Additionally, you can observe gear changing issues with the transmission. Additionally, increased emissions and poor fuel economy are rather typical. The most frequent cause of a MOT test failure, according to an online search for "check MOT history," is an illuminated dashboard warning light.