Infiniti QX50 2019–2022 — technical service bulletin
Bulletin ITB21-027A · NHTSA communication 10208941 · issued Feb 8, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2022
model years
4
vehicle entries
Official summary
MIL ON WITH DTC P11A7 STORED IN THE ECM This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
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.