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Service bulletins for the 2015 Hyundai Sonata

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.

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

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Bulletins, newest first
5NP-Z6F3A-112017-11-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Before installing an automatic transmission, check the depth of the torque converter in the case to confirm the torque converter is fully installed in the transmission. If this is not done, the oil pump may be damaged.
5NP-X6N5X-112017-11-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. Some Sonata 2.0T (LFa) vehicles may experience deterioration of the air inlet hose near the turbo inlet. This may cause an air rushing noise and may cause potential damage to the turbo charger.
5NP-G2Y2W-112017-11-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. Hyundai Motor America is conducting a Service Campaign to replace the air intake hose on certain 2015-17MY Sonata vehicles equipped with 2.0L turbo engine. Service Campaign T2K provides a service procedure to replace the air intake hose.
5NP-A5H5K-112017-11-14. Service bulletin. ELECTRICAL SYSTEM. If you are servicing a Sonata Hybrid with any of the warning messages or comments listed below, follow the Service Procedure to diagnose the condition. ? Hybrid Warning Message was illuminated ? Dash displayed a message: ?Check Hybrid System, Turn off engine? ? Diagnostic Trouble Code P0705 ? Transmission range sensor circuit
5NP-Z5P9K-122017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Hyundai Motor America is conducting a Service Campaign to update the ECM software and inspect and (if necessary) replace the VCM actuator on certain 2015-16MY Sonata 2.4L vehicles. Service Campaign T1H provides a procedure to update the ECM software and inspect the VCM actuator.
5NP-T7S8A-122017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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: ? DTC P200A (Intake Manifold Runner Performance - Bank 1) ? Check Engine Light ON ? Automatic transmission upshift hesitation ? Clicking noise from the intake manifold VCM (Variable Charge Motion) actuator when the engine RPM is increased ? (2015 MY Only) DTC P0605 (Engine Control Module ? ROM Error) ? Check Engine Light ON ? Electronic Stability Control (ESC) Warning Light ON ? Limited engine power (?Limp Home?) mode
5NP-Z6H6Q-102017-10-12. Service bulletin. ENGINE AND ENGINE COOLING. Some Sonata Hybrid (YF HEV) vehicles may experience a small oil leak from the electric oil pump (EOP) seals. If so, follow the Service Procedure in this bulletin to inspect and repair the oil seals between the transmission and EOP. No drivability issues are associated with this condition.
5NPH9L4R022017-09-22. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. Hyundai has launched a service campaign to inspect and if needed, repair the evaporative emissions canister and bracket on certain model year 2011? 2015 Hyundai Sonata Hybrid and 2012 ? 2016 Veloster vehicles. This campaign affects such vehicles registered in and operated in Alaska, Connecticut, Delaware, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Dakota, Ohio, Pennsylvania, Rhode Island, South Dakota, Utah, Vermont, West Virginia, and Wisconsin, and the District of Columbia. Reason for this Service Campaign During winter months, large quantities of salt are used to de-ice roads in the states noted above. Road salt and water can corrode the bracket holding the canister in place; as well as the seal within the canister. This can result in the need to replace these components and if necessary, the canister itself.
5NPU7G9E022017-09-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Some Veloster (FS) and Sonata Hybrid (YF HEV) vehicles may experience a check engine warning light ON with any of the following DTCs found stored: ? P0442 - Evaporative System (EVAP) - Small Leak ? P0455 - Evaporative System (EVAP) - Large Leak ? P0456 - Evaporative System (EVAP) - Very Small Leak This bulletin provides the service procedure to inspect vehicles for a potential crack found at the evaporative canister insert nuts: ? If crack is not found at canister insert nut: Bracket Kit (includes bracket bolts & rubber washers) and Bolts (and a nut for FS) as listed in the Part Information table (page 2) are to be installed. ? If crack is confirmed at the canister insert nut: Replacement Canister Kit, Bolts (and a Nut for FS) as listed in the Parts Information table (pages 2-3) are to be installed.
5NP-E2C3Q-092017-09-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This bulletin provides information on how to return a Hyundai HEV/PHEV/EV/Fuel Cell Lithium Battery for proper disposal and safe environmental recycling using Hyundai?s authorized vendor Kinsbursky Brothers Inc. (KBI).
5NP-V3F8T-092017-09-14. Service bulletin. EQUIPMENT:ELECTRICAL. If you are servicing a vehicle with the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition. ? Diagnostic trouble codes: ? P0705 - Range switch sensor circuit ? P0706 - Range switch range/performance ? P0707 - Range switch - open circuit ? P0708 - Range switch - short circuit or multiple inputs ? Symptoms: ? Malfunction Indicator Light (MIL) illuminated ? 4th gear fail-safe ? No gear indication in cluster ? Intermittent no engine crank/no start in ?P? or ?N? with or without MIL or DTC.
5NP-Y9Y9T-072017-08-17. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. When towing a trailer with some LF/LF-HEV/LF-PHEV Sonatas or some AN/NC Santa Fe vehicles equipped with the Blind Spot Detection (BSD) feature, the trailer may interfere with the BSD system operation resulting in cancellation of the BSD operation. When this occurs, a ?BSD canceled? message is displayed in the vehicle?s instrument cluster. The ?BSD canceled? message remains on even if the customer manually disables the BSD system, and may result in customer complaints. This bulletin provides the service procedure to update the system software to turn off the ?BSD canceled? message when the BSD system is manually disabled.
5NP-Z2J3V-042017-08-10. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE. Some Veloster (FS) and Sonata Hybrid (YF HEV) vehicles may experience a check engine warning light ON with any of the following DTCs found stored: ? P0442 - Evaporative System (EVAP) - Small Leak ? P0455 - Evaporative System (EVAP) - Large Leak ? P0456 - Evaporative System (EVAP) - Very Small Leak
5NP-G5Z6W-032017-08-10. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; STEERING; STEERING:ELECTRIC POWER ASSIST SYSTEM. The MDPS (motor driven power steering) assembly contains a flexible rubber coupling which may wear over time resulting in a slight "clicking" or "thud" type noise when turning the steering wheel. The warranty coverage for this coupling has been extended to 10 years from the date of original retail delivery or date of first use or 100,000 miles, whichever occurs first. This bulletin describes the service procedure to replace the coupling. Refer to the warranty and service parts information outlined in this bulletin whenever MDPS coupling replacement is required.
5NP-E7A7T-032017-08-10. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS. In some areas, a vehicle's underbody may exhibit corrosion due to road salt usage. As a precautionary measure, cavity wax coating is applied to the internal surfaces of underbody components, and an undercoating spray is applied to the bottom exterior surfaces of specified underbody components. This bulletin describes the procedure to perform this preventative service on certain Sonata Hybrid (YF HEV) vehicles.
5NP-D5E6F-122017-01-26. Service bulletin. ENGINE; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. CERTAIN SONATA VEHICLES EQUIPPED WITH THE 1.6L TURBO ENGINE HAVE A MANUAL ALTERNATOR BELT TENSIONER SYSTEM. THE TOP ALTERNATOR MOUNTING BOLT (A IN THE DIAGRAM) MAY BREAK OVER TIME IF IT IS TIGHTENED OVER SPECIFICATION AND COULD RESULT IN ILLUMINATION OF THE BATTERY WARNING LIGHT AND/OR THE ENGINE OVERHEATING IN SOME CASES. THIS BULLETIN DESCRIBES THE PROCEDURE TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT.
5NP-B8B9B-122017-01-26. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. HYUNDAI MOTOR AMERICA IS CONDUCTING A SERVICE CAMPAIGN TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT ON CERTAIN 2015-17 MODEL YEAR SONATA 1.6L VEHICLES. SERVICE CAMPAIGN TTT PROVIDES A PROCEDURE TO REPLACE THE TOP ALTERNATOR MOUNTING BOLT.
5NP-J2N7P-012017-01-26. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME SONATA 2.0T (YF) AND SANTA FE SPORT 2.0T (AN) VEHICLES MAY EXPERIENCE A SLIGHT LEAK FROM THE OIL FEED HOSE ASSEMBLY ONTO THE ENGINE UNDERCOVER DIRECTLY BENEATH THE HOSE.
5NP-F7S4R-012017-01-24. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. CERTAIN 2015 AND 2016 MODEL YEAR HYUNDAI SONATAS AND 2016 SONATA HYBRIDS COME EQUIPPED WITH AN OPTIONAL PANORAMIC SUNROOF. THE SUNROOF ASSEMBLY INCORPORATES A WIND DEFLECTOR TO HELP REDUCE WIND NOISE IN THE PASSENGER COMPARTMENT WHEN THE SUNROOF IS OPEN. IF THE WIND DEFLECTOR BECOMES PARTIALLY DETACHED FROM ITS MOUNTING BRACKET WHILE THE SUNROOF IS OPEN, THE DEFLECTOR CAN INTERFERE WITH THE CLOSING OF THE MOVEABLE SUNROOF PANEL. IN SOME CASES THIS INTERFERENCE CAN RESULT IN THE SUNROOF PANEL DETACHING FROM ITS MOUNTING TABS. IF THE SUNROOF PANEL DETACHES WHILE THE VEHICLE IS IN MOTION, THE PANEL COULD BECOME AN OBSTACLE TO OTHER DRIVERS, INCREASING THE RISK OF A CRASH.
5NP-S9D9P-102016-10-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS BULLETIN PROVIDES INFORMATION ON COMPONENTS, ATTRIBUTES, AND PRECAUTIONS OF THE 7-SPEED DRY-TYPE DUAL CLUTCH TRANSMISSION (DCT).
5NP-B6E2P-102016-10-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AXLE ASSEMBLY. "THE PCM OR TCM CONTAINS LOGIC TO ADJUST SOLENOID DUTY AND LINE PRESSURE AS NEEDED TO COMPENSATE FOR NORMAL CLUTCH WEAR OVER THE LIFE OF THE TRANSAXLE. THIS BULLETIN PROVIDES THE PROCEDURES NECESSARY TO RESET (ERASE) AND RELEARN THE PCM/TCM ADAPTIVE VALUES. AFTER THE FOLLOWING REPAIRS HAVE BEEN COMPLETED, THE PCM/TCM ADAPTIVE VALUES MUST BE RESET IN ORDER TO PROVIDE OPTIMUM SHIFT QUALITY. IF THE PROCEDURE IS NOT PERFORMED, THE TRANSMISSION MAY EXPERIENCE A SHIFT FLARE OR HARSH SHIFT. H REPLACE AUTOMATIC TRANSAXLE OR PCM/TCM H REPROGRAM OR EXCHANGE A PCM/TCM FROM ANOTHER VEHICLE"
5NP-Y5X5D-092016-10-14. Service bulletin. AIR BAGS. "HYUNDAI MOTOR AMERICA IS LAUNCHING RECALL 144 FOR A TOTAL OF 33 VEHICLES. 2015/2016 MY SONATAS VEHICLES (30 UNITS), AND 2016 MY SONATA HYBRID VEHICLE (ONE UNIT), AND 2017 MY ELANTRA (TWO UNITS) VEHICLES FOR REPLACEMENT OF THE DRIVER’S FRONTAL AIRBAG MODULE."
5NP-N4N2R-092016-10-14. Service bulletin. AIR BAGS. THE 2015 - 2016 SONATA (LF), 2016 SONATA HYBRID (LF HEV), AND 2017 ELANTRA (AD) FEATURES A TWO STAGE (PRIMARY AND SECONDARY) FRONTAL DRIVER AIRBAG. DUE TO A MANUFACTURING ERROR, THE SECOND STAGE FOR THE AIRBAG MAY NOT HAVE BEEN PROPERLY INSTALLED IN SOME VEHICLES. IN THE EVENT OF A COLLISION REQUIRING FRONTAL SECOND STAGE AIRBAG DEPLOYMENT, THE DRIVER'S SECOND STAGE AIRBAG WILL NOT DEPLOY, INCREASING THE RISK OF INJURY. THIS BULLETIN DESCRIBES THE PROCEDURE TO REPLACE THE DRIVER AIRBAG (DAB) TO CORRECT THIS CONDITION.
5NP-F9E3D-092016-10-13. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). "THIS BULLETIN DESCRIBES STEPS TO ACTIVATE APPLICABLE VEHICLES WITH NAVIGATION OR DISPLAY AUDIO RADIOS THAT HAVE BEEN DE-ACTIVATED FOR THE FOLLOWING REASONS: H A CUSTOMER WHO INITIALLY WAIVES BLUE LINK ENROLLMENT, AND THEN DECIDES TO ENROLL AFTER PURCHASE OF VEHICLE. H A CUSTOMER WHO ALLOWS ALL PACKAGES OF THEIR BLUE LINK SUBSCRIPTION TO EXPIRE AND THEN WISHES TO RE-SUBSCRIBE TO BLUE LINK. H A CUSTOMER WHO DID NOT ENROLL IN BLUE LINK WITHIN THE FIRST 30 DAYS OF OWNERSHIP (AT WHICH TIME THE DEVICE BECOMES INACTIVE), BUT THEN DECIDES TO ENROLL. H A SUBSEQUENT OWNER WHO WISHES TO ENROLL IN BLUE LINK."
5NP-Q7S7E-092016-10-05. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. THE SHIFT LEVER ON SOME 6-SPEED VEHICLES MAY INTERMITTENTLY NOT SHIFT OUT OF PARK. THIS BULLETIN PROVIDES THE DIAGNOSTIC PROCEDURES TO CORRECT THIS CONDITION.

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