Some Nissan Sentra owners report experiencing acceleration hesitation and stalling, particularly at high RPMs, along with the check engine light being illuminated. These symptoms may be attributed to several potential issues, including problems with the exhaust system that can impair engine performance, or a sticking brake switch that affects acceleration. Additionally, a faulty mass air flow sensor is known to trigger the check engine light and hinder acceleration, while a clogged air filter can restrict airflow to the engine. Fuel system problems, such as a clogged fuel filter or malfunctioning fuel pump, may also contribute to poor acceleration and stalling. Moreover, some owners may encounter transmission concerns indicated by high RPMs without corresponding acceleration. Dirty throttle bodies or worn spark plugs can further impact engine performance, and issues with a clogged catalytic converter can lead to slow acceleration and trigger warning lights. It is advisable for owners experiencing these symptoms to consult a qualified mechanic for prompt diagnosis and resolution to prevent further damage.
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