Service bulletin PS653_R1

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	10177733
Published by NHTSA	2020-08-03
Manufacturer's number	PS653_R1
Manufacturer's date	2020-07-02
NHTSA component	ELECTRICAL SYSTEM

NHTSA's summary

PITSTOP: VEHICLE AUTO-SHUT OFF SYSTEM - Some 2021MY Seltos (SP2) and K5 (DL3A) models are equipped with a new Auto-Shut Off feature, which automatically shuts off the engine after a set time period. This feature will help reduce fuel consumption and prevent carbon monoxide (CO) poisoning.

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

Vehicles listed
KIA K5	2021
KIA SELTOS	2021

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

Recalls for the same vehicles and component
2024093	2024-02-14. Electrical

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
SC307_REIMB	2026-06-18. Service campaign. VOLUNTARY SERVICE CAMPAINGN: REIMBURSEMENT FORM (SC307 Flight#301) - 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 Voluntary Service Campaign program launch.
SC307_OWNR_301	2026-06-18. Service campaign. VOLUNTARY SERVICE CAMPAIGN & WARRANTY EXTENSION CAMPAIGN: OWNER RENOTIFICATION (SC307/WTY037) - This document is the owner renotification advising that Kia is conducting a Voluntary Service Campaign to relocate and install an improved blower motor 40amp fuse, with an increased terminal width, within the front wiring harness fuse box assembly in certain 2021-2022 MY K5 vehicles that were originally sold in or are currently registered in one of the 7 high-heat states (AZ, FL, HI, LA, MS, NV, and TX). In addition, Kia is extending the New Vehicle Limited Warranty coverage to all owners for repairs related to the HVAC blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
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.
SC199_OWNR_SP2_3	2026-02-25. Emissions. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC199 FL301) - This document is the owner renotification advising that Kia is conducting Voluntary Service Campaign to update the software programming on the Transmission Control Module (TCM) and, if necessary, replace the Intelligent Variable Transmission (IVT) on certain 2021 MY Seltos vehicles.
SC288_TSB_R6_CLSD	2026-01-28. Emissions. TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: FUEL TANK AND/OR PCSV CHECK VALVE INSPECTION/REPLACEMENT + ECU SW UPGRADE (SC288/SC288A) CLOSED & SUPERSEDED - This bulletin is now closed and superseded by SC356. This bulletin provided information to inspect the fuel evaporative system and, if necessary, replace the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve on certain 2021-2024MY K5 (DL3a) vehicles equipped with a Gamma II 1.6L T-GDI engine, produced from March 27, 2020 through January 23, 2024. This bulletin also provides information to upgrade the ECU software logic. The subject vehicles may experience fuel tank swelling due to an issue with the PCSV check valve, which results in pressurized air to flow into the fuel tank. This may cause the Check Engine Light to illuminate, and in some cases, the engine to run rough, and/or an inability to refuel. These conditions may cause the vehicle to release air pollutant which exceed Federal and California standards.
TSB_ENG260	2025-12-01. Service bulletin. TECHNICAL SERVICE BULLETIN: ITM REPLACEMENT AND ECM LOGIC IMPROVEMENT (CA2511) - This bulletin provides information to replace the Integrated Thermal Management Module (ITM) and then upgrade the Engine Control Module ‘ECM’ system software on certain K5 (DL3a) vehicles, in the event the Multifunction Indicator Lamp (MIL) is illuminated with DTC(s) P218100, P2181F0, and/or P2181F1 stored. This condition may occur due to degradation of the diaphragm inside the ITM. There are no drivability or other symptoms associated with this condition.
WTY038_TSB_R1	2025-10-24. Warranty extension. WARRANTY EXTENSION CAMPAIGN: TECHNICAL SERVICE BULLETIN: HORN ASSEMBLY INSPECTION/REPLACEMEN (WTY038) - 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 associated with the ‘Warranty Extension Program’ (WTY038) to inspect and, if necessary, replace the horn assembly on 2021-2024MY Seltos (SP2) vehicles produced from March 21, 2019 through June 21, 2024. The affected vehicles may experience a distorted or an inoperative horn sound caused by corrosion and dust inside the horn assembly. 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.
TSB_ELE382_R1	2025-10-24. Service bulletin. TECHNICAL SERVICE BULLETIN: IBU LOGIC IMPROVEMENT: 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 to upgrade the Integrated Body Control Unit (IBU) software on some 2021-2025MY Seltos (SP2) vehicles produced from November 20, 2019 through January 13. 2025. When the key fob is stored near the vehicle, a signal generated by the IBU for the 'Welcome Function' can cause the key fob battery to become depleted. The ‘Welcome Function' is a convenience feature that activates certain features controlled by the IBU including the puddle lamps (if equipped) when approaching the vehicle with the smart key. By upgrading the IBU software, the ‘Welcome Function' feature prevents the IBU from continuously signaling the key fob after five (5) minutes, improving the key fob battery life.
SC288_OWNR_301	2025-10-17. Emissions. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC288 FLIGHT 301) - This document is the owner renotification advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2021-2024 MY K5 vehicles equipped with 1.6L Turbo Gas Direct Injection (GDI) engines to improve the logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations. Also, the subject vehicles will be inspected and, if necessary, the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve will be replaced with a new one.