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Service bulletin 5NP-T2P5P-10

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)
TypeService bulletin
NHTSA id10145508
Published by NHTSA2018-10-15
Manufacturer's number5NP-T2P5P-10
Manufacturer's date2018-09-06
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

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.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Software

Vehicles listed
HYUNDAI IONIQ HYBRID2017, 2018 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
21V9440002021-12-07. ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:MODULE:ONBOARD (OBCM); ELECTRICAL SYSTEM:SOFTWARE

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
DBP9722022-01-08. Service bulletin. When asked to provide the Modem Information, the Universal Subscriber Identity Module (USIM) may not be available. This TSB# 21-01-080H describes the 3-part software to correct this condition and activate Blue Link Services.
5NP-X2L9K-102018-10-15. Service bulletin. This bulletin provides information related to a BMS (Battery Management System) ECU software update to revise the 12V LiOn battery system management and diagnostics.