Honda Accord 2008–2012 — technical service bulletin
Bulletin WE - A13-078 · NHTSA communication 10099306 · issued Sep 5, 2015
Technical service bulletin
communication type
Engine
component
2008–2012
model years
5
vehicle entries
Official summary
"service bulletin - american honda is announcing a powertrain warranty extension as a result of a settlement of a class action captioned, soto et al.v. American honda motor co., inc., case no. 3:12-cv-1377-si (n.d. Cal.). The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling. This can set dtcs p0301 no. 1 cylinder misfire detected, p0302 no. 2 cylinder misfire detected, p0303 no. 3 cylinder misfire detected, p0304 no. 4 cylinder misfire detected, and cause the mil to come on. American honda is extending the powertrain warranty to cover repairs related
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.