Service bulletin 5NP-V4R6U-09

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)
Type	Service bulletin
NHTSA id	10081129
Published by NHTSA	2016-09-29
Manufacturer's number	5NP-V4R6U-09
Manufacturer's date	2016-04-22
NHTSA component	ELECTRICAL SYSTEM; ENGINE

NHTSA's summary

"THIS BULLETIN PROVIDES A LOGIC UPDATE AND INSPECTION FOR CEL (“CHECK ENGINE LIGHT”) ON WITH DTC P200A (INTAKE MANIFOLD RUNNER PERFORMANCE - BANK 1) AND FOR P0605 (ENGINE CONTROL MODULE - ROM ERROR) ON CERTAIN 2015 AND 2016 MODEL YEAR SONATA (LF) VEHICLES EQUIPPED WITH A 2.4L GDI ENGINE. THE VEHICLE MAY EXHIBIT ONE OR MORE OF THE FOLLOWING CONDITIONS: CHECK ENGINE LIGHT ON SLIGHT HESITATION OR REDUCED POWER DURING ACCELERATION AUTOMATIC TRANSMISSION UPSHIFT HESITATION DURING ACCELERATION CLICKING NOISE FROM THE INTAKE MANIFOLD VCM (VARIABLE CHARGE MOTION) ACTUATOR WHEN THE ENGINE RPM IS INCREASED ELECTRONIC STABILITY CONTROL (ESC) WARNING LIGHT ON LIMITED ENGINE POWER (“LIMP HOME”) MODE"

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Engine

Trouble codes named

P0605, P200A

Vehicles listed
HYUNDAI SONATA	2015, 2016

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

Recalls for the same vehicles and component
2023104	2023-03-01. Electrical
2022244	2022-05-08. Engine
2021612	2021-10-01. Engine
21V749000	2021-09-24. ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:TURN SIGNAL
2021575	2021-09-17. Engine
2020592	2020-12-02. Engine
20V746000	2020-12-01. ENGINE
2019640	2019-12-16. Engine
2019130	2019-03-11. Engine
2019012	2019-01-10. Engine

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
26-EM-016H TSB	2026-10-14. Service bulletin. Some vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin outlines the combustion chamber cleaning procedure for vehicles diagnosed with this condition. All internal combustion engines consume some engine oil during normal operation, depending on driving conditions and mileage, and this procedure should only be performed when deemed necessary based on inspection and diagnosis of the vehicle as outlined in TSB 26-EM-015H, Engine Oil Consumption – Inspection & Repair Guidelines, or the latest revision.
26-EM-015H TSB	2026-10-13. Service bulletin. Certain vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin provides the inspection and repair procedures for vehicles exhibiting this condition. All internal combustion engines consume engine oil as part of normal engine operation. Oil consumption rates may vary based on mileage, operating conditions, driving habits, and maintenance history. Hyundai recommends following the prescribed maintenance schedule and periodically checking the engine oil level using the dipstick to maintain proper engine oil level.
9C2 060518	2026-06-06. Service campaign. Following completion of Service Campaign 9C2 (Theta II Emissions Improvement), certain vehicles may exhibit a brief hesitation or rough shifting condition during cold start operation. If present, this condition is expected to occur only within approximately the first 1-3 minutes after engine start, while the catalyst is reaching its normal operating temperature.
9C2 DCS 260518	2026-06-06. Service campaign. Following completion of Service Campaign 9C2 (Theta II Emissions Improvement), certain vehicles may exhibit a brief hesitation or rough shifting condition during cold start operation. If present, this condition is expected to occur only within approximately the first 1-3 minutes after engine start, while the catalyst is reaching its normal operating temperature.
26-01-013H-2 DN	2026-06-06. Service campaign. Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. The California Air Resources Board has determined that these vehicles may be releasing air pollutants which exceed Federal and California standards.
26-01-013H-2 TSB	2026-06-06. Service campaign. Certain Santa Fe (TMA), Santa Fe Sport (AN), Sonata (LFA), and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. This bulletin provides instructions for updating the Engine Control Module (ECM) to address this condition.
9C2 OL	2026-04-22. Service campaign. Certain 2019 – 2020 model year Santa Fe, 2017 – 2018 model year Santa Fe Sport, 2015 – 2019 model year Sonata, and 2018 – 2021 model year Tucson vehicles may exhibit elevated engine-out emissions. Hyundai is conducting a service campaign to update the Engine Control Module (ECM) Software for vehicles equipped with the (2.4 GDI) Theta II engine to improve engine combustion and fuel trim adaptations.
26-EE-003H TSB	2026-04-21. Service bulletin. Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing and, if necessary, replace the starter magnetic switch (solenoid) assembly.
9C2 Susp DCS	2026-04-02. Service campaign. Hyundai Motor America is currently investigating an ongoing issue with software GDS event #1383 related to 2015MY Sonata (LFA) 2.4L vehicles. The matter is currently being investigated for a resolution as soon as possible. The impacted vehicles related to this event will not show open on the VIN in WebDCS while this event is under suspension.
9C2 Susp DN	2026-04-02. Service campaign. Hyundai Motor America is currently investigating an ongoing issue with software GDS event #1383 related to 2015MY Sonata (LFA) 2.4L vehicles. The matter is currently being investigated for a resolution as soon as possible. The impacted vehicles related to this event will not show open on the VIN in WebDCS while this event is under suspension.