Infiniti Q50 2015–2019 — technical service bulletin
Bulletin ITB19-006 · NHTSA communication 10158423 · issued Mar 4, 2019
Technical service bulletin
communication type
Electrical System
component
2015–2019
model years
22
vehicle entries
Official summary
INFINITI; MIL ON WITH DTC P219A AND/OR P219B STORED SERVICE INFORMATION If the MIL is ON and DTC P219A (AIR FUEL RATIO IMBALANCE B1) and/or P219B (AIR FUEL RATIO IMBALANCE B2) is stored: - DO NOT replace the Air Fuel Ratio (A/F) sensor. - Refer to the applicable Electronic Service Manual (ESM) and follow the diagnostic procedure for DTC P219A and/or P219B.
Vehicles covered
- 2015 Infiniti Q50
- 2016 Infiniti Q50
- 2017 Infiniti Q50
- 2018 Infiniti Q50
- 2019 Infiniti Q50
- 2015 Infiniti Q50 Hybrid
- 2016 Infiniti Q50 Hybrid
- 2017 Infiniti Q50 Hybrid
- 2018 Infiniti Q50 Hybrid
- 2015 Infiniti QX60
- 2016 Infiniti QX60
- 2017 Infiniti QX60
- 2018 Infiniti QX60
- 2019 Infiniti QX60
- 2015 Infiniti QX60 Hybrid
- 2016 Infiniti QX60 Hybrid
- 2017 Infiniti QX60 Hybrid
- 2015 Infiniti QX80
- 2016 Infiniti QX80
- 2017 Infiniti QX80
- 2018 Infiniti QX80
- 2019 Infiniti QX80
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.