Home Forums Cars Smog 테스트가 자꾸 o2 sensor not completed에서 실패합니다 Smog 테스트가 자꾸 o2 sensor not completed에서 실패합니다 Name * Password * Email 200 마일 뛰고 나서는: All mechanics/testers recommended this first lilne solution. But i heard this method does not always fix the problem. 배터리 교체후 ecu 학습 매뉴얼: is in the Honda manual and also at the link above. This is the exact solution for some problems. I think you'd better meet 딜러/스모그 리페어샾/메카닉. All 3, 1 by 1. I agree to the terms of service Comment