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Home >> Chrysler >> 1984 >> E Class 2.2 D >> Repair and Diagnosis >> Engine Performance >> System >> 2.2L Non-Turbo TBI Tests >> Testing & Diagnosis Preliminary Checks >> Trouble Code Identification >> Code 51
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Code 51

Problem with oxygen feedback system. Feedback system stays rich or lean more than 2 minutes. Monitored whenever system is in closed loop.

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