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Service bulletin 20-01-011H

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 id10173531
Published by NHTSA2020-04-07
Manufacturer's number20-01-011H
Manufacturer's date2020-03-05
NHTSA componentEXTERIOR LIGHTING

NHTSA's summary

Some 2019 Elantra (AD/ADa) vehicles equipped with halogen headlights may experience intermittent operation of the high beam. This bulletin provides the service procedure to replace the left and right headlamp assemblies and perform aiming adjustments.

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

Lighting

Vehicles listed
HYUNDAI ELANTRA2019

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
25-BD-012H TSB2025-11-12. Service bulletin. This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes or during normal driving operation.
23-01-094H2023-12-22. Service bulletin. This bulletin describes the procedure to repair a head lamp that has an inoperable high beam function.
21-01-004H2021-03-05. Service bulletin. This bulletin describes the procedure to repair a headlamp that has an inoperable high beam function.
20-BD-014H2020-08-07. Service bulletin. This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. The TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes, or during normal driving operation.
20-BE-006H2020-05-06. Service bulletin. Certain 2019-2020MY Santa Fe and 2018-2020MY Elantra equipped with front camera/multi-function camera may exhibit a series of Lane Keep Assist System (LKAS), Front Collision Avoidance Assist (FCA), High Beam Assist (HBA), Smart Cruise Control (SCC), and Autonomous Emergency Braking (AEB) warnings and function conditions on the instrument cluster. This bulletin describes the procedure to replace the front camera/ multi-function camera.
20-BE-004H2020-04-07. Service bulletin. Some 2019 & 2020 Elantra (ADa) vehicles equipped with halogen headlights may experience intermittent operation of the high beam. This bulletin provides the service procedure to replace the left and right headlamp assemblies and perform aiming adjustments.
Campaign T3J Dea2020-04-07. Service bulletin. Hyundai is conducting a Service Campaign related to the replacement and aiming adjustment of halogen headlights on certain 2019 Elantra (AD/ADa) vehicles.
5NP-C2D8B-012019-02-19. Service bulletin. Hyundai Motor America is conducting a Service Campaign to replace the headlights and perform aiming adjustments on certain 2019 Elantra vehicles equipped with halogen headlights. Service Campaign T3J provides a service procedure to replace the headlights and perform aiming adjustments.
5NP-T7L3D-012019-02-19. Service bulletin. Some 2019 Elantra (AD/ADa) vehicles equipped with halogen headlights may experience intermittent operation of the high beam. This bulletin provides the service procedure to replace the left and right headlamp assemblies and perform aiming adjustments.