Service bulletin TSB_ELE394

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	11030345
Published by NHTSA	2026-03-31
Manufacturer's number	TSB_ELE394
Manufacturer's date	2026-03-26
NHTSA component	ELECTRICAL SYSTEM
Manufacturer's system	ELE

NHTSA's summary

TECHNICAL SERVICE BULLETIN: AVN5.0W DTC P17A000 DAIGNOSTIC PROCEDURE - This bulletin provides information regarding a potential illuminated Malfunction Indicator Lamp (MIL) accompanied by DTC P17A000 on some 2022-2025MY Hybrid Electric Vehicles (HEV) and Plug-In Hybrid Electric Vehicles (PHEV) equipped with AVN5.0Wide head units listed below. This condition occurs when the Global Positioning System (GPS) module within the Audio Video Navigation (AVN) head unit, sends an inaccurate signal to the Hybrid Power Control Unit (HPCU), causing the DTC to set. There are no drivability symptoms associated with this condition.

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

Trouble codes named

P17A0

Vehicles listed
KIA NIRO	2023, 2024, 2025
KIA NIRO PHEV	2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
KIA SORENTO HYBRID	2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
KIA SORENTO PHEV	2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
KIA SPORTAGE HYBRID	2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
KIA SPORTAGE PHEV	2023, 2024, 2025 (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
25V874000	2025-12-17. TRAILER HITCHES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
25V649000	2025-09-25. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
25V024000	2025-01-17. SEATS; ELECTRICAL SYSTEM:WIRING
25V006000	2025-01-13. ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE; EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:HEADLIGHTS
24V287000	2024-04-23. ELECTRICAL SYSTEM:WIRING
23V298000	2023-04-26. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
2022500	2022-09-07. Electrical
22V651000	2022-08-29. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

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
TSB_CLI049_R2	2026-09-02. Service bulletin. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR – ELECTRICAL A/C COMPRESSOR - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information regarding the partial repair of the Air Conditioning (A/C) compressor assembly on some 2011MY~ Optima Hybrid (TF HEV, JF HEV/PHEV), 2015MY~ Soul EV (PS EV), 2017MY~ Niro (DE HEV/PHEV/EV), 2022MY~ EV6 (CV), 2021MY~ Sorento (MQ4 HEV/PHEV), 2023MY~ Sportage (NQ5 HEV/PHEV), and 2023MY~ Niro (SG2 EV/HEV/PHEV) vehicles.
TSB_ELE426	2026-08-27. Service bulletin. TECHNICAL SERVICE BULLETIN: AVN GEN 5.0 WIDE SOFTWARE UPDATE - This bulletin provides information on the Audio Video Navigation (AVN) system software update for certain vehicles equipped with AVN5W and Navigation System listed in the table below. Affected vehicles may overestimate travel times during route calculation.
TSB_ELE416	2026-07-28. Service bulletin. TECHNICAL SERVICE BULLETIN: ON-BOARD CHARGER INSPECTION AND REPLACMENT (SA644) - This bulletin provides information related to charging system diagnosis and repair on certain Sportage (NQ5 PHEV) vehicles produced from December 13, 2022 through May 30, 2023. The affected vehicles may experience interrupted or inoperative high‑voltage battery charging due to an on‑board charger (OBC) internal malfunction. As a result, charging of the high-voltage battery may be interrupted or unavailable, with several diagnostic trouble codes (DTCs) stored related to the OBC unit. If this occurs, the vehicle can still be driven by the internal combustion engine.
TSB_ELE422	2026-06-03. Service bulletin. TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE.KIA.COM - This bulletin provides information and service procedures for updating the infotainment systems on applicable Kia vehicles using the Kia Navigation Updater available at update.kia.com. The software update may improve system performance, enhance existing features, and apply the latest operating software for supported vehicles (2021-2026MY All Models).
TSB_ELE417	2026-05-01. Service bulletin. TECHNICAL SERVICE BULLETIN: INFOTAINMENT SOFTWARE UPDATE PROCEDURE - This bulletin provides information on the process for downloading infotainment software updates and preparing USB for installation on applicable Kia vehicles. The software downloads and USB preparation process is similar across all supported platforms; however, in‑vehicle installation procedures vary by head unit type.
WTY042_TSB	2026-04-01. Service bulletin. WARRANTY EXTENSION CAMPAIGN: TECHNICAL SERVICE BULLETIN: HORN ASSEMBLY INSPECTION AND REPLACEMENT (WTY042) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY042) to inspect and, if necessary, replace the horn assembly on certain vehicles listed in the table below. The affected vehicles may experience an unusual or different horn sound than normal, or an inoperative horn, caused by corrosion inside the electric horn and/or carbonization of the contact point. The warranty coverage for repairs related to the horn assembly has been extended from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
WTY042_REIMB	2026-04-01. Warranty extension. WARRANTY EXTENSION CAMPAIGN: REIMBURSEMENT FORM (WTY042) - This document is a Reimbursement Request form that was mailed with the customer letter advising them to submit the form if they had paid for repairs for this same matter prior to the warranty extension campaign program launch.
WTY042_QA	2026-04-01. Warranty extension. WARRANTY EXTENSION CAMPAIGN: QUESTION AND ANSWER (WTY042) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Warranty Extension Campaign WTY042.
WTY042_OWNR	2026-04-01. Warranty extension. WARRANTY EXTENSION CAMPAIGN: OWNER NOTIFICATION (WTY042) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn assembly in certain 2021-2025 MY Sorento, 2021-2025 MY Sorento Hybrid (HEV), and 2022-2025 MY Sorento Plug-in Hybrid (PHEV) vehicles from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address a horn sound malfunction condition free of charge at no cost to the customer.
WTY042_DPSM	2026-04-01. Warranty extension. WARRANTY EXTENSION CAMPAIGN: DEALER PARTS & SERVICE MANAGER MEMO (WTY042) - This document is the announcement to the dealer Parts and Service managers advising that Kia is is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn assembly for eligible vehicles, from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, from the date the vehicle was first put into service. This warranty extension is to address a horn sound malfunction condition on 2021-2025 MY Sorento vehicles manufactured from September 10, 2020, through June 3, 2025, 2021-2025 MY Sorento Hybrid (HEV) vehicles manufactured from September 2, 2020, through January 24, 2025, and 2022-2025 MY Sorento Plug-In Hybrid (PHEV) vehicles manufactured from June 29, 2021, through January 20, 2025.