Toyota Prius C 2012–2013 — technical service bulletin
Bulletin ZG8 Dealer Email · NHTSA communication 10131889 · issued Mar 23, 2017
Technical service bulletin
communication type
Engine
component
2012–2013
model years
2
vehicle entries
Official summary
Dealer Email: Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for certain 2012 ? 2013 model year Scion iQ vehicles that exhibit a rough idle and abnormal noise condition caused by internal carbon deposit in the combustion chambers.
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.