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Service bulletin PS653_R2

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 id10183315
Published by NHTSA2020-12-01
Manufacturer's numberPS653_R2
Manufacturer's date2020-11-20
NHTSA componentENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

PITSTOP: VEHICLE AUTO-SHUT OFF SYSTEM - 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. Some 2021MY Seltos (SP2), K5 (DL3A) and Sorento (MQ4a, MQ4 KH) 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, Engine, Software

Vehicles listed
KIA K52021
KIA SELTOS2021
KIA SORENTO2021

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
TSB_ELE3252024-01-06. Service bulletin. TECHNICAL SERVICE BULLETIN: CLUSTER UPGRADE FOR INTERMITTENT DISPLAY RESTARTING - This bulletin provides information to upgrade the Cluster (CLU) software logic on certain 2021-2023MY Seltos (SP2) vehicles equipped with a 7 in. TFT display instrument cluster, produced from November 20, 2019 through March 2, 2023. The affected vehicles may exhibit the instrument cluster intermittently restarting after entering a destination into the navigation and starting route guidance. When the route guidance is cancelled, this concern is no longer present.
TSB_ELE229_R42023-08-02. Service bulletin. TECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0 VALUE SOFTWARE UPDATE FOR WIRELESS CARPLAY 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 the procedure to update the head unit software on some 2021MY K5 (DL3a), Sorento (MQ4a), and Sorento Hybrid (MQ4 HEV) vehicles equipped with a Display Audio 2.0 Value head unit, which may exhibit a wireless CarPlay connectivity issue with Apple phones running iOS14 software version.
SC199_TSB2021-01-06. Service bulletin. SC199_TSB: VOLUNTARY EMMISSIONS SERVICE CAMPAIGN - IVT SOFTWARE LOGIC IMPROVEMENT AND/OR IVT REPLACEMENT (SC199) - (This bulletin was previously referred as 'SA424' or 'ELE 200'.) This bulletin provides the procedure to update the Transmission Control Module (TCM) software logic and, if necessary, replace the Intelligent Variable Transmission (IVT) on certain 2019-2021MY vehicles listed in the chart below. The affected vehicles may exhibit the illumination of MIL with the DTC(s) listed below in addition to a lack of acceleration or delay in accelerating due to transmission slippage.
TSB_ELE200_CLSD2021-01-06. Service bulletin. TSB_ELE200_CLOSED: Technical Service Bulletin superseded by SC199_TSB
TSB_ELE2062020-09-03. Service bulletin. TECHNICAL SERVICE BULLETIN SERVICE ACTION: AVN 5-WIDE NAVIGATION MAP PACKAGE SOFTWARE UPDATE (SA433) - This bulletin provides information to inspect and if necessary update the navigation software on some 2021 K5 (DL3a) vehicles produced from March 27, 2020 through August 3, 2020, equipped with AVN 5-Wide head units, which may exhibit a distorted image display when navigation goes into the split screen mode (displaying upcoming change in route to a set destination) due to corrupted software file(s).
TSB_ELE1942020-04-07. Service bulletin. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: FRONT RADAR DTC JUDGEMENT LOGIC IMPROVEMENT (SA414) - This bulletin provides the procedure to improve the logic of the front radar software on some 2021MY Seltos SX (SP2) vehicles equipped with 1.6L-T Gamma engine, produced from November 20, 2019 through February 14, 2020, which may set a MIL ON with DTC C1604.