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Service bulletin TSBFUE042

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10165623
Published by NHTSA2019-10-04
Manufacturer's numberTSBFUE042
Manufacturer's date2019-09-12
NHTSA componentENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

TSB: SERVICE ACTION: 3.3 GDI ULEV ECU MIL WITH DTC P0456 LOGIC IMPROVEMENT (SA397) - This bulletin provides the procedure to improve the logic of the Engine Control Module (ECM) on some 2019-2020MY Sedona (YP) 3.3 GDI 8AT ULEV vehicles, produced from February 13, 2018 through August 27, 2019, which may exhibit an ECM MIL ON with DTC P0456.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Fuel system

Trouble codes named

P0456

Vehicles listed
KIA SEDONA2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
SC365_OWNR_YP2026-09-18. Emissions. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC365) - This document is the owner notification advising that Kia is conducting an important Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations on the 2019-2020 MY Sorento vehicles manufactured from January 24, 2018 through October 26, 2020 and 2019-2021 MY Sedona vehicles manufactured from February 13, 2018 through July 8, 2020 equipped with 3.3L GDI engines.
SC365_TSB2026-09-18. Emissions. TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: This bulletin provides the procedure to update the emissions‑related logic of the Engine Control Unit (ECU) system software on certain 2019–2020MY Sorento (UMa) and 2019–2021MY Sedona (YP) vehicles equipped with the 3.3L GDI Lambda II engine, as listed in the table below. The subject vehicles may have been produced with engine calibrations that can cause the vehicle to release air pollutants that exceed Federal and California standards. These standards were established to protect the public’s health and welfare from the dangers of air pollution.
SC365_STKR2026-09-18. Emissions. SC365_STKR: VOLUNTARY EMISSIONS SERVICE CAMPAIGN COMPLETION LABEL/STICKER
SC365_POC2026-09-18. Emissions. SC365_POC: PROOF OF CORRECTION CARD
SC365_QA2026-09-18. Emissions. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: QUESTION AND ANSWER (SC365) – This document is the Question and Answer Guide containing the most frequently asked questions regarding Voluntary Emissions Service Campaign SC365.
SC365_DPSM2026-09-18. Emissions. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC365) - This document is the announcement to dealer Parts and Service managers advising that Kia is conducting an important Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations on the 2019-2020 MY Sorento vehicles manufactured from January 24, 2018 through October 26, 2020 and 2019-2021 MY Sedona vehicles manufactured from February 13, 2018 through July 8, 2020 equipped with 3.3L GDI engines.
SC365_DP2026-09-18. Emissions. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC365) - This document is the announcement to the dealer principals advising that Kia is conducting an important Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations on the 2019-2020 MY Sorento vehicles manufactured from January 24, 2018 through October 26, 2020 and 2019-2021 MY Sedona vehicles manufactured from February 13, 2018 through July 8, 2020 equipped with 3.3L GDI engines.
WTY034_TSB_R22025-03-28. Service bulletin. TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: HIGH-PRESSURE FUEL PUMP REPLACEMENT (WTY034) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY034) to diagnose the ‘Malfunction Indicator Lamp’ (MIL) accompanied by DTC P0088 and, if necessary, replace the high-pressure fuel pump on 2019-2021 MY Sedona vehicles manufactured from February 13, 2018 through July 8, 2020, 2017-2020 MY Cadenza vehicles manufactured from June 2, 2016 through October 15, 2020, and 2019-2020 MY Sorento vehicles equipped with 3.3L V6 Engines manufactured from January 24, 2018 through October 26, 2020.
WTY034_TSB_R12024-09-26. Warranty extension. TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: HIGH-PRESSURE FUEL PUMP REPLACEMENT (WTY034) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY034) to diagnose the ‘Malfunction Indicator Lamp’ (MIL) accompanied by DTC P0088 and, if necessary, replace the high-pressure fuel pump on 2019-2021 MY Sedona vehicles manufactured from February 13, 2018 through July 8, 2020, 2017-2020 MY Cadenza vehicles manufactured from June 2, 2016 through October 15, 2020, and 2019-2020 MY Sorento vehicles equipped with 3.3L V6 Engines manufactured from January 24, 2018 through October 15, 2020.
WTY034_TSB2024-05-24. Warranty extension. TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: HIGH-PRESSURE FUEL PUMP REPLACEMENT (WTY034) - his bulletin provides information associated with the ‘Warranty Extension Program’ (WTY034) to diagnose the ‘Malfunction Indicator Lamp’ (MIL) accompanied by DTC P0088 and, if necessary, replace the high-pressure fuel pump on 2019-2021 MY Sedona vehicles manufactured from February 13, 2018 through July 8, 2020, 2017-2020 MY Cadenza vehicles manufactured from June 2, 2016 through October 15, 2020, and 2019-2020 MY Sorento vehicles equipped with 3.3L V6 Engines manufactured from January 24, 2018 through October 15, 2020.