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Service bulletins for the 2017 Kia Optima

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.

210 on file from NHTSA, as of 2026-10-19.

About P0456 on the 2017 Kia Optima: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0456 are shown. Show all

Bulletins, newest first
PS567_R22020-12-01. Service bulletin. FUEL SYSTEM, GASOLINE. PITSTOP: DTC P0456/P0442 WITH FUEL PUMP SEAL DAMAGE - 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 Pitstop provides information regarding DTC P0456/P0442 (Evaporative Emissions System (Very) Small Leak Detected) or fuel smell on some 2017-2018MY Cadenza (YG) vehicles and some Optima Hybrid (JF HEV) vehicles, produced before August 16, 2017.
TSB_FUE0462020-07-06. Service bulletin. FUEL SYSTEM, GASOLINE. TECHNICAL SERVICE BULLETIN: COMBINATION TSB/SERVICE ACTION: AIR FILTER AND NVLD REPLACEMENT (SA421) - This bulletin provides the procedure to perform an evaporative leak test and replace the fuel tank air filter, and, if necessary, the Natural Vacuum Leak Detector (NVLD) on some Optima (JF HEV) vehicles, produced from June 27, 2016 through January 7, 2019, which may experience an evaporative leak concern with DTC P0456.
PS567_R12018-11-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. PITSTOP: DTC P0456/P0442 WITH FUEL PUMP SEAL DAMAGE - This Pitstop provides information regarding DTC P0456/P0442 (Evaporative Emissions System ? (Very) Small Leak Detected) or fuel smell on some 2017MY Cadenza (YG) vehicles, produced before August 7, 2017 and some Optima Hybrid (JF HEV) vehicles, produced before August 16, 2017. When addressing the concern with DTC P0456/P0442 and the vapor lines, fuel cap, and all other corresponding circuits are found to be within specifications, it may be necessary to inspect the fuel pump seal for damage. If this seal is found to be torn or split, replace the fuel pump seal by referring to the ?Engine Control / Fuel System ? Fuel Delivery System ? Low Pressure Fuel Pump ? Repair procedures? chapter in the applicable Shop Manual on KGIS.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.