Service bulletin 5NP-U2H9N-08

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	10115233
Published by NHTSA	2017-08-15
Manufacturer's number	5NP-U2H9N-08
Manufacturer's date	2017-07-12
NHTSA component	TRACTION CONTROL SYSTEM

NHTSA's summary

This bulletin describes the procedure to update the Traction Control System (TCS) logic on some 2017-2018MY Santa Fe Sport (AN) 2.0T and Santa Fe (NC) 3.3L vehicles. This update helps reduce unnecessary TCS engagement during low speed / dry road acceleration.

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

Driver assistance

Vehicles listed
HYUNDAI SANTA FE	2017
HYUNDAI SANTA FE SPORT	2017

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

Other bulletins for the same vehicles and component
19-BE-011H-1	2019-12-16. Service bulletin. 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.
19-BE-009H	2019-07-01. Service bulletin. 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.
5NP-D2K8B-02	2018-02-12. Service bulletin. 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.
5NPJ7D3Q02	2017-09-22. Service bulletin. Hyundai Motor America has added service procedures for certain 2017 model year Tucson and Santa Fe vehicles with affected LOT number electronic stability control(ESC) modules. Service Campaign T1J provides a service procedure to inspect and if necessary replace bolts or HECU assembly.
5NPL5W5G02	2017-09-22. Service bulletin. This bulletin describes the service procedure to inspect the lot number of the electronic stability control (ESC) module of certain Santa Fe (NC) and Tucson (TL) vehicles. Parts from the affected LOT number may have damaged bolts which hold the ECU to the solenoid block. Vehicles with affected LOT number ESC modules must be inspected for damaged bolts. If the bolts are intact, they must be replaced. If the bolts are damaged, the HECU assembly must be replaced.
5NP-M4L8P-03	2017-08-10. Service bulletin. This bulletin describes the service procedure to inspect the lot number of the electronic stability control (ESC) module of certain Santa Fe (NC) and Tucson (TL) vehicles. Parts from the affected LOT number may have damaged bolts which hold the ECU to the solenoid block. Vehicles with affected LOT number ESC modules must be inspected for damaged bolts. If the bolts are intact, they must be replaced. If the bolts are damaged, the HECU assembly must be replaced.
5NP-U3K4E-01	2017-01-24. Service bulletin. "THIS BULLETIN DESCRIBES THE PRELIMINARY PROCEDURE TO INSPECT THE LOT NUMBER OF THE ELECTRONIC STABILITY CONTROL (ESC) MODULE OF SOME SANTA FE (NC) AND TUCSON (TL) VEHICLES. PARTS FROM THE AFFECTED LOT NUMBER MAY HAVE DAMAGED BOLTS WHICH HOLD THE ECU TO THE SOLENOID BLOCK. VEHICLES WITH AFFECTED LOT NUMBER ESC MODULES SHOULD BE HELD (NOT RETAILED) UNTIL A FINAL SERVICE PROCEDURE IS PROVIDED ON A FUTURE TSB."