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Service bulletins for the 2017 Hyundai Ioniq

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.

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

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Bulletins, newest first
19-BE-011H-12019-12-16. Service bulletin. LANE DEPARTURE; BACK OVER PREVENTION. The Blind Spot Detection (BSD) or Blind-Spot Collision Warning (BCW) is a system that measures the speed of and distance from the following vehicles by using two magnetic wave radar sensors attached in the rear bumper. The BSD/BCW detects vehicles within the blind spot zone and gives off an alarm (visual and audible). The two magnetic radar sensors provide these functions for BSD/BCW: ? Senses other vehicles in the BSD/BCW zone and turns on the BSD/BCW warning lamp for the driver. The warning lamp starts blinking, along with an audible sound, when the driver turns on the turn signal lamp to enter the lane where another vehicle is driving.
Campaign T4C Dea2019-11-18. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE. Hyundai is conducting a Service Campaign to install a new Air Filter Kit with an updated filter to help prevent DTC P0456 on certain 2017-2019 Ioniq (AE) HEV vehicles.
19-01-030H2019-11-18. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Certain 2017-2019 vehicles may experience check engine light ?ON? with the following DTC stored: ? DTC P0456 - Evaporative System (EVAP) - Very Small LeakThese conditions primarily occur in the California coastal areas that are subject to marine layer cloud cover. Salt particulate deposit can form inside the Natural Vacuum Leak Detection (NVLD) which may cause intermittent operation prompting the DTC P0456 and the check engine light ?ON?. This bulletin provides the procedure to install a new Air Filter Kit with an updated filter to help prevent entry of the salt particulates. In addition, vehicles with check engine light ?ON? and DTC P0456 found stored in the Engine Control Module (ECM) must also replace the NVLD part.
Campaign T4C Dea2019-11-06. Service bulletin. ENGINE AND ENGINE COOLING. Hyundai is conducting a Service Campaign to install a new Air Filter Kit with an updated filter to help prevent DTC P0456 on certain 2017-2019 Ioniq (AE) HEV vehicles.
19-01-030H2019-11-06. Service bulletin. ENGINE AND ENGINE COOLING. "Certain 2017-2019 vehicles may experience check engine light “ON” with the following DTC stored: DTC P0456 - Evaporative System (EVAP) - Very Small LeakThese conditions primarily occur in the California coastal areas that are subject to marine layer cloud cover. Salt particulate deposit can form inside the Natural Vacuum Leak Detection (NVLD) which may cause intermittent operation prompting the DTC P0456 and the check engine light “ON”. This bulletin provides the procedure to install a new Air Filter Kit with an updated filter to help prevent entry of the salt particulates. In addition, vehicles with check engine light “ON” and DTC P0456 found stored in the Engine Control Module (ECM) must also replace the NVLD part."
19-GI-006H2019-11-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This bulletin provides instruction detailing the proper methodology for scanning and uploading captured GDS data files to the Techline Repository. Compliance with this bulletin ensures that the GDS data files are correctly transferred and matched with a Techline Case number.
19-EE-001H-12019-08-19. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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 Intl. (KBI).
19-BE-009H2019-07-01. Service bulletin. LANE DEPARTURE; FORWARD COLLISION AVOIDANCE. This bulletin provides information for troubleshooting of the Blind-Spot Collision Warning (BCW/BSD) system whenever it exhibits Diagnostic Trouble Code (DTC) C120B/D or C160A.
19-EE-002H2019-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. The following summarizes the service procedure for EV battery replacement:
19-EE-003H2019-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. The following summarizes the service procedures for Lithium Battery replacement:
19-ST-001H2019-05-20. Service bulletin. STEERING. This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components.
19-HA-001H2019-05-20. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. This bulletin provides additional service diagnostic information and repair procedures related to electric A/C compressors equipped in hybrid electric vehicles, plug-in hybrid electric vehicles, and electric vehicles.
19-FL-003H2019-05-20. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides the procedure to write the Vehicle Identification Number (VIN) during the replacement of the Engine Control Module (ECM) or Powertrain Control Module (PCM). Once the VIN has been programmed to the ECM/PCM, it cannot be removed or overwritten.
19-BE-004H2019-04-22. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES; VISIBILITY. This bulletin provides information on the serviceable parts for the outside mirror assembly. When diagnosing and repairing the outside mirror, do not replace the entire assembly. Refer to page 2 of this TSB for replacement of individual parts.
19-BE-003H2019-03-18. Service bulletin. ELECTRICAL SYSTEM. Some vehicles equipped with the wireless charging pad may experience a no charging condition. This bulletin provides information of how to diagnose the no charging condition.
5NP-M7Z5K-022019-02-19. Service bulletin. ELECTRICAL SYSTEM. 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-B6S5Q-012019-02-19. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides the procedures for calibrating Ioniq Hybrid sensors using GDS whenever the components listed below are replaced or the DTC listed are stored.
5NP-W9W4Y-122018-12-17. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. Some Ioniq EV (AE EV) and Ioniq Plug-in Hybrid (AE PHEV) vehicles may experience a charging connector lock/unlock actuator malfunction, which may cause: The charging connector to not remain locked when the charger is inserted into the charging port. And/or the charging connector to be unable removed from the vehicle charging port. This bulletin provides part replacement instruction and information on the availability of the inlet locking actuator as a separate part. If the vehicle exhibits one of the condition described above, it is recommended to replace the inlet locking actuator only, not the entire quick charge inlet cable wiring assembly.
5NP-T2P5P-102018-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Hyundai Motor America is conducting a Service Campaign to update the BMS software on certain 2017-18 Model Year Ioniq Hybrid vehicles. Service Campaign T3D provides a procedure to update the BMS ECU software.
5NP-X2L9K-102018-10-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides information related to a BMS (Battery Management System) ECU software update to revise the 12V LiOn battery system management and diagnostics.
5NP-X9G4F-092018-09-17. Service bulletin. EQUIPMENT. This bulletin describes the proper steps to identify and correct a symptom with a "Subscription Updated" or "Loading" pop-up message shown (intermittently) after every Head Unit boot up.
5NP-T5B2D-022018-02-12. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. This bulletin describes the procedure to determine if the vehicle?s head unit needs to be replaced as a result of the system frequently losing a Bluetooth connection with Apple iPhone devices.
5NP-J5J5H-022018-02-12. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:FILLING/CHARGING. Hyundai Motor America is conducting a Service Campaign to replace the charging connector lock/unlock actuator on certain 2017 Model Year Ioniq Electric vehicles.
5NP-H3S9H-022018-02-12. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:FILLING/CHARGING. Some Ioniq EV (AE EV) vehicles may experience the charging connector lock/unlock actuator malfunction, which may cause: ? The charging connector does not remain locked when the charger is inserted into the charging port. ? The charging connector cannot be removed from the vehicle charging port.
5NP-G8S6L-012018-01-16. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin describes the procedure to determine if the vehicle's navigation unit needs to be replaced as a result of the inability to set the clock or view it on the top of the screen.

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