SOME VEHICLES MAY EXPERIENCE MIL ILLUMINATION WITH DTC P219A:00 AND/OR P219B:00 STORED IN PCM MEMORY. THE DTCS MAY BE CAUSED BY ABNORMAL ELECTRICAL NOISE WITHIN THE ENGINE HARNESS OF CERTAIN VEHICLES. TO ELIMI-NATE THIS CONCERN, SEPARATE THE A/F SENSOR SIGNAL LINES FROM THE EMISSION HARNESS BY INSTALLING THE SHORT CORD SERVICE PART DETAILED IN THIS BULLETIN.
