Possible causes – Switch O2 sensor connectors Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1128 FORD OBD Code Description Engine Control Module (ECM) made a fuel correction and detected the O2 sensor connected incorrectly
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Possible causes – Switch O2 sensor connectors Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1128 FORD OBD Code Description Engine Control Module (ECM) made a fuel correction and detected the O2 sensor connected incorrectly