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Service bulletins for the 2023 Kia Carnival

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.

69 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
SC290_TSB2024-05-15. Emissions. ENGINE; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: LAMBDA-III 3.5L GDI ENGINE DTC P00B7 ECM LOGIC IMPROVEMENT (SC290) - This bulletin provides the procedure to update the software logic of the Engine Control Module (ECM) system on some 2022-2024MY Carnival (KA4) vehicles produced from January 4, 2021 through November 6, 2023. The subject vehicles may have engine calibrations that were not optimized for emissions standards under certain specific conditions, which may cause the vehicle to release air pollution which exceed Federal and California standards. As a result, the subject vehicles may exhibit an illumination of Malfunction Indicator Lamp (MIL) with DTC P00B7.
SC290_OWNR2024-05-15. Emissions. ELECTRICAL SYSTEM; ENGINE. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC290) - This document is the owner notification advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations.
TSB_FUE062_R22024-04-03. Service bulletin. VEHICLE SPEED CONTROL; ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: ECM LOGIC UPDATE FOR DTC P2118 AND THROTTLE BODY FREEZING (SA514) - 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 software logic of the Engine Control Module (ECM) system on some 2022-2024MY Carnival (KA4) vehicles produced from January 4, 2021 through November 6, 2023, which may exhibit an MIL "ON" with DTC P2118. The throttle body plate may freeze after a cold soak in very cold temperatures, possibly causing the vehicle to go into "limp-home" mode. Once the vehicle is warmed up, the throttle body performs normally.
TSB_FUE062_R12024-03-02. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: ECM LOGIC UPDATE FOR DTC P2118 AND THROTTLE BODY FREEZING (SA514) - 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 software logic of the Engine Control Module (ECM) system on some 2022-2024MY Carnival (KA4) vehicles produced from January 4, 2021 through October 26, 2022, which may exhibit an MIL "ON" with DTC P2118. The throttle body plate may freeze after a cold soak in very cold temperatures, possibly causing the vehicle to go into "limp-home" mode. Once the vehicle is warmed up, the throttle body performs normally.
TSB_ELE2672022-09-30. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 3.5L GDI ECM LOGIC IMPROVEMENT (SA508) - This bulletin provides the procedure to update the software logic of the Engine Control Module (ECM) on some 2023MY Carnival (KA4) vehicles produced from March 24, 2022 through July 14, 2022, that may experience a temporary, lower than expected engine speed while decelerating or idling, while applying torque converter dampening.
TSB_ENG2392022-07-02. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC23) - This bulletin provides information related to extracting in use performance tracking emissions data from the Engine Control Unit (ECU) of certain vehicles sold in California. The California Air Resources Board (CARB) requires the emissions data from vehicles with a minimum of 3,000 accumulated miles without reprogramming or resetting. To facilitate collection of this data at the dealer level, KDS screenshots will allow the capture of relevant parameters.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.