Kia Optima 2011–2018 — technical service bulletin
Bulletin PS720 · NHTSA communication 10210431 · issued Apr 20, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2018
model years
23
vehicle entries
Official summary
PITSTOP: INJECTOR HARNESS ROUTING FOR PI1802Y/Z AND PI1803Y/Z ENGINE REPLACEMENTS - This bulletin provides information to address a no-start or hard start with poor running condition after engine replacement under PI1802Y/Z or PI1803Y/Z. Some replacement long blocks may come with pre-installed fuel rail, injectors, and injector wiring harness. If the condition is present, it is possible that the injector harness was not installed correctly. The connections may be swapped from cylinder No. 1 and cylinder No. 4, and from cylinder No. 2 and cylinder No. 3.
Vehicles covered
- 2011 Kia Optima
- 2012 Kia Optima
- 2013 Kia Optima
- 2014 Kia Optima
- 2015 Kia Optima
- 2016 Kia Optima
- 2017 Kia Optima
- 2018 Kia Optima
- 2012 Kia Sorento
- 2013 Kia Sorento
- 2014 Kia Sorento
- 2015 Kia Sorento
- 2016 Kia Sorento
- 2017 Kia Sorento
- 2018 Kia Sorento
- 2011 Kia Sportage
- 2012 Kia Sportage
- 2013 Kia Sportage
- 2014 Kia Sportage
- 2015 Kia Sportage
- 2016 Kia Sportage
- 2017 Kia Sportage
- 2018 Kia Sportage
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.