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Service bulletins for the 2019 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.

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

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
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-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.
T3R Dealer Best2019-03-18. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. The D-Audio lite head home screen on certain 2018 Tucson (TL) and 2018-19 Ioniq Plug-in Hybrid (AE PHEV) vehicles may remain blank. A D-Audio Software Update provided through a USB stick has been made available to correct this issue.
19-01-004H2019-03-18. Service bulletin. ELECTRICAL SYSTEM. This bulletin describes the procedure to update the D-Audio lite head unit on certain Tucson (TL) and Ioniq Plug-in Hybrid (AE PHEV) to correct the home screen remaining blank.
DCS T3R2019-03-18. Service bulletin. ELECTRICAL SYSTEM. Hyundai Motor America is conducting Service Campaign T3R to update the D-Audio lite head unit software on certain 2018 Model Year Tucson and 2018-19 Ioniq Plug-In Hybrid vehicles. Service Campaign T3R provides a service procedure to update the D-Audio lite software for home screen remaining blank.
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-U5H2S-012019-02-19. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information related to an ECM (Engine Control Module) ECU software update for OBD (On Board Diagnostics) logic improvement. The Freeze Frame Data has been updated for multiple DTC.
5NP-Q5X4W-012019-02-19. Service bulletin. ELECTRICAL SYSTEM. Hyundai Motor America is conducting a Service Campaign to update the ECM software on certain Dealer Stock 2019 Model Year Ioniq Hybrid and Plug-In vehicles. Service Campaign T3P provides a procedure to update the ECM software.
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-N3T4U-112018-11-13. Service bulletin. ELECTRICAL SYSTEM. This bulletin describes the procedure to update the ESCAHB (Electronic Stability Control Active Hydraulic Braking) software on 2019 model year Ioniq Hybrid/Plug-in Hybrid (AE HEV/PHEV) vehicles to revise the sensitivity of the brake pedal application.
5NP-Q2E2Q-112018-11-13. Service bulletin. ELECTRICAL SYSTEM. Hyundai Motor America is conducting Service Campaign to update the ESCAHB(electronic stability control active hydraulic braking) software on certain dealer stock 2019 Ioniq Hybrid and Plug-In Hybrid vehicles. Service Campaign T3H provides a service procedure to update the ESCAHB software.

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