Hyundai Santa FE 2019 — technical service bulletin
Bulletin 5NP-T3D4X-01 · NHTSA communication 10152863 · issued Dec 17, 2018
Technical service bulletin
communication type
Electrical System
component
2019
model years
1
vehicle entries
Official summary
This bulletin provides information related to the Engine Control Module (ECM) and Electronic Stability Control (ESC) software updates for certain 2019MY Santa Fe (TM) equipped with 2.4L engine. The ECM update is revised for starting performance and Idle Stop & Go (ISG) control logic. In addition, the ESC update is revised for hold timing of Hill-start Assist Control (HAC) function to optimized ISG operation.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.