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Error P 0171 - too lean mixture on the injection engine of my Chevrolet Aveo T250 / 1.4 / 101 hp. Possible reasons for its appearance - air leakage into the system, clogged fuel filter, clogged fuel pump filter, faulty oxygen sensor (lambda probe), clogged fuel injectors, faulty fuel pump. Symptoms characteristic of the car's operation in its presence - loss of power / triple, choking, unstable operation, difficult engine starting / increased fuel consumption / deterioration in dynamics. Link to OBD adapter - https://ru.aliexpress.com/item/ELM327... VKontakte channel page - https://vk.com/id429581128