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2.7.7.22. Conditions of storing of codes of malfunction (P0134 code)

After 3 min. operation of the EBU engine checks tension of a signal of the forward oxygen sensor. If in two cycles of driving tension of a signal of the forward oxygen sensor during 5 with is not in limits of 400-600 mV, EBU gives a code and the control lamp of malfunction of a control system of the engine lights up. A conclusion of this code indicates that after warming up of the engine tension of a signal of the forward oxygen sensor is not in the required limits.