WenmarOpen by Wenmar Pro

Service bulletins for the 2022 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.

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

About P21A1 on the 2022 Kia Carnival: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

By topic

Only bulletins with trouble code: P21A1 are shown. Show all

Bulletins, newest first
TSB_FUE060_R12025-05-28. Service bulletin. FUEL/PROPULSION SYSTEM. TECHNICAL SERVICE BULLETIN: CYLINDER IMBALANCE DTC P219XXOO INSPECTION AND INJECTOR REPLACEMENT - 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 cylinder air-fuel ratio imbalance DTC P219XX00 stored in ECU on some 2022MY Carnival (KA4) vehicles with Lambda III 3.5L GDI engine, produced from January 26, 2021through November 10, 2021, which may exhibit reduced power when accelerating from a stop or while driving and MIL ON with one or more of the following DTC(s): P219C00, P219D00, P219E00, P219F00, P21A000, P21A100. If one or more of the listed DTCs are present for any cylinder, then one or more high-pressure injectors (1) and clip (2) may require replacement if DTC is stored. In addition, replacement of the high-pressure fuel pipe (3) and cross-over pipe (4) will need to be replaced.
TSB_FUE0602022-09-01. Service bulletin. FUEL SYSTEM, GASOLINE. TECHNICAL SERVICE BULLETIN: CYLINDER IMBALANCE DTC P219XXOO INSPECTION AND INJECTOR REPLACEMENT - This bulletin provides information regarding cylinder air-fuel ratio imbalance DTC P219XX00 stored in ECU on some 2022MY Carnival (KA4) vehicles with Lambda III 3.5L GDI engine, produced from January 26, 2021 through November 10, 2021, which may exhibit reduced power when accelerating from a stop or while driving and MIL ON with one or more of the following DTC(s): - P219C00 - Cylinder #1 Air-Fuel Ratio Imbalance - P219D00 - Cylinder #2 Air-Fuel Ratio Imbalance - P219E00 - Cylinder #3 Air-Fuel Ratio Imbalance - P219F00 - Cylinder #4 Air-Fuel Ratio Imbalance - P21A000 - Cylinder #5 Air-Fuel Ratio Imbalance - P21A100 - Cylinder #6 Air-Fuel Ratio Imbalance If one or more of the listed DTCs are present for any cylinder, then one or more high-pressure injectors (1) and clip (2) may require replacement if DTC is stored. In addition, replacement of the high-pressure fuel pipe (3) and cross-over pipe (4) will need to be replaced.

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