Honda has issued a service bulletin #07-019 to address a P0139 trouble code on the Honda Civic vehicles listed below
P0139 (secondary heated oxygen sensor [sensor 2] slow response) stored.
The service bulletin states: The ECM/PCM misinterprets the secondary heated oxygen sensor output and sets DTC P0139.
The bulletin pertains to these vehicles:
2004 Civic 2-Door LX, DX, and DX-VP:
From VIN 1HGEM2…4L077788 thru 1HGEM2…4L085747
2004 Civic 4-Door LX, DX, and DX-VP:
From VIN 2HGES1…4H625979 thru 2HGES1…4H645155
From VIN 1HGES1…4L025424 thru 1HGES1…4L025783
2005 Civic 2/4-Door LX, LX-SE, DX, and DX-VP: ALL
Fix for P0139 Honda Civic
Honda has issued a software update to fix the problem. Do NOT replace the oxygen sensor until you have completed the software update.
©. 2016 Rick Muscoplat
Posted on by Rick Muscoplat