Kia Sorento Service Bulletins (2022)
110 manufacturer communications on file.
- July 16, 2025•Document ID: 11020869Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- TSB_ELE271_R3
- Date Added:
- July 23, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: SERVICE ACTION: INVERTER COOLANT/DEBRIS FLUSHING /REPLACEMENT FOR CLUSTER MESSAGE “REFILL INVERTER COOLANT” (SA515) - 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 flush out the inverter low-conductivity coolant (BSC-1) on certain 2021-2022MY Sorento HEV (MQ4 HEV) vehicles produced from September 2, 2020 through September 29, 2021 and Sorento PHEV (MQ4 PHEV) vehicles produced from June 29, 2021 through October 1, 2021, which may exhibit a “Refill inverter coolant” message displayed on the instrument cluster due to poor flow of coolant/antifreeze inside the low-conductivity coolant pipe. In most cases, the inverter reservoir tank coolant may be filled to normal level and no diagnostic trouble codes (DTC)s are stored due to an increase operation of the electric water pump (EWP) that is 2,800 RPMs or more when checked.
Associated Products (2)Associated Documents - July 7, 2025•Document ID: 11020593Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- TSB_ ENG256
- Date Added:
- July 9, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: CONTINUOUS VARIABLE VALVE DURATION (CVVD) ACTUATOR OIL SEAL REPLACEMENT - This bulletin provides information to replace the Continuous Variable Valve Duration (CVVD) Actuator seal on some 2021-2022MY Sorento P/HEV (MQ4 P/HEV) vehicles produced from September 02, 2020, through February 24, 2022. The affected vehicles may experience a slow oil leak coming from the CVVD actuator oil seal and potentially associated oil smell due to the oil seal material degrading over time.
Associated Products (2)Associated Documents - June 30, 2025•Document ID: 11019972Service Bulletin/Repair InstructionsFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- TSB_FUE068
- Date Added:
- July 1, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: GDI FUEL INJECTOR REPLACEMENT FOR MISFIRE DTC(S) THETA III 2.5L GDI (CA2505) -This bulletin provides information regarding cylinder misfire DTCs stored on some 2021-2023MY Kia models listed in the table below equipped with a naturally aspirated Theta III 2.5L GDI engine and dual fuel injection, where a low-pressure (MPI) injector and a high-pressure (GDI) injector independently supply fuel to each cylinder. A GDI fuel injector may become damaged due to exposure to fuel containing ethanol, potentially resulting in the malfunction indicator lamp (MIL) illuminating, along with no-start, misfire, and/or reduced power, while driving at highway speeds remains possible.
Associated Products (3)Associated Documents - June 30, 2025•Document ID: 11019970Service Bulletin/Repair InstructionsFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- TSB_FUE066_CLSD
- Date Added:
- July 1, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: GDI FUEL INJECTOR REPLACEMENT FOR MISFIRE DTC(S) - CLOSED AND SUPERSEDED BY FUE068/CA2505 - This bulletin is now closed. This bulletin provides information regarding cylinder misfire DTCs stored on some 2021-2023MY Kia models listed in the table below equipped with a naturally aspirated Theta III 2.5L GDI engine and dual fuel injection, where a low-pressure (MPI) injector and a high-pressure (GDI) injector independently supply fuel to each cylinder. A GDI fuel injector may become damaged due to exposure to fuel containing ethanol, potentially resulting in the malfunction indicator lamp (MIL) illuminating, along with no-start, misfire, and/or reduced power, while driving at highway speeds remains possible.
Associated Products (3)Associated Documents - June 3, 2025•Document ID: 11019475Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- TSB_CHA126V_R1
- Date Added:
- June 11, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC 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 the procedure to replace the front brake discs on certain 2021-2024MY Sorento (MQ4a) vehicles produced from July 26, 2021 through March 28, 2024 and 2023-2024MY Sportage (NQ5a) vehicles produced from January 7, 2022 through May 20, 2024 to address a customer’s complaint of brake judder. The affected vehicles may exhibit a vibrating and/or pulsing sensation (front brake disc judder) in the steering wheel, brake pedal, and/or seat when the brakes are applied during driving.
Associated Products (6)Associated Documents - April 17, 2025•Document ID: 11017172Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- TSB_TRA046_R5
- Date Added:
- April 23, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - 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 relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced, and the transmission oil cooler is transferred to the new transmission.
Associated Products (165)Associated Documents - March 20, 2025•Document ID: 11015973Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE378
- Date Added:
- March 26, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: SERVICE ACTION: KIA CONNECT MODEM RESET (SA611) - This bulletin outlines the procedure for resetting the modem in certain 2016-2025MY Kia vehicles listed on page 3 that are equipped with Kia Connect Services. The affected vehicles may encounter the following issues: remote Start/Climate Control function not working, vehicle Status on the Kia Access App not updating, connected routing not functioning properly.
Associated Products (68)Associated Documents - February 7, 2025•Document ID: 11014236Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- SC325_TSB
- Date Added:
- February 12, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: AEWP INSPECTION AND REPLACEMENT (SC325) - This bulletin provides information to inspect and, if necessary, replace the Auxiliary Electric Water Pump (AEWP), control harness wiring, and/or engine room junction box for coolant intrusion and/or corrosion on certain 2023MY Niro Hybrid (HEV) and Plug-in Hybrid (PHEV), 2023MY Sportage HEV/PHEV, and 2022-2023MY Sorento HEV/PHEV Kia vehicles listed in this bulletin. The AEWP in the subject vehicles may crack internally and allow coolant to intrude into the AEWP circuitry. If coolant enters the AEWP circuitry, the Check Engine Light (CEL) may be illuminated with one or more DTCs listed on page 2. If the vehicle continues to be driven in this condition, the Active Air Flap (AAF) warning message can also activate, and coolant may eventually migrate through the wiring harness to the engine room junction block. This may result in a reduction of motive power and may cause the vehicle to release air pollutants which exceeds Federal and California standards. These standards were established to protect the public health and welfare from the dangers of air pollution.
Associated Products (4)Associated Documents - February 6, 2025•Document ID: 11013779EmissionsENGINE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- SC325_OWNR_MQ4
- Date Added:
- February 5, 2025
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC325) - This document is the owner notification advising that Kia conducting Voluntary Emissions Service Campaign regarding the Auxiliary Electric Water Pump (AEWP) on certain 2022-2023 MY Sorento P/HEV vehicles. Kia has become aware that the Auxiliary Electric Water Pump (AEWP) in the subject vehicles may crack internally and allow coolant to intrude into the AEWP circuitry. If coolant enters the AEWP circuitry, the Check Engine light (CEL) may be illuminated. If the vehicle continues to be driven in this condition, the active air flap (AAF) warning message can also activate, and coolant may eventually migrate through the wiring harness to the engine room junction block. This may result in a reduction of drive power and may cause the vehicle to release air pollutants which exceed Federal and California standards. These standards were established to protect the public health and welfare from the dangers of air pollution.
Associated Products (2)Associated Documents - February 6, 2025•Document ID: 11013791EmissionsENGINE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- SC325_STKR
- Date Added:
- February 5, 2025
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: SC325_STKR: COMPLETION LABEL/STICKER
Associated Products (4)Associated Documents - February 6, 2025•Document ID: 11013786EmissionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- SC325_POC
- Date Added:
- February 5, 2025
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: SC325_POC: PROOF OF CORRECTION CARD
Associated Products (4)Associated Documents - February 4, 2025•Document ID: 11013789EmissionsENGINE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- SC325_QA
- Date Added:
- February 5, 2025
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: QUESTION AND ANSWER (SC325) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Emissions Service Campaign SC325.
Associated Products (4)Associated Documents - February 4, 2025•Document ID: 11013772EmissionsENGINE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- SC325_DPSM
- Date Added:
- February 5, 2025
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC325) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Emissions Service Campaign regarding the Auxiliary Electric Water Pump (AEWP) on certain 2023 MY Niro P/HEV, 2023 MY Sportage P/HEV, and 2022-2023 MY Sorento P/HEV vehicles. Kia has become aware that the Auxiliary Electric Water Pump (AEWP) in the subject vehicles may crack internally and allow coolant to intrude into the AEWP circuitry. If coolant enters the AEWP circuitry, the Check Engine light (CEL) may be illuminated. If the vehicle continues to be driven in this condition, the active air flap (AAF) warning message can also activate, and coolant may eventually migrate through the wiring harness to the engine room junction block. This may result in a reduction of drive power and may cause the vehicle to release air pollutants which exceed Federal and California standards. These standards were established to protect the public health and welfare from the dangers of air pollution.
Associated Products (4)Associated Documents - February 4, 2025•Document ID: 11013770EmissionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- SC325_DP
- Date Added:
- February 5, 2025
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC325) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Emissions Service Campaign regarding the Auxiliary Electric Water Pump (AEWP) on certain 2023 MY Niro P/HEV, 2023 MY Sportage P/HEV, and 2022-2023 MY Sorento P/HEV vehicles. Kia has become aware that the Auxiliary Electric Water Pump (AEWP) in the subject vehicles may crack internally and allow coolant to intrude into the AEWP circuitry. If coolant enters the AEWP circuitry, the Check Engine light (CEL) may be illuminated. If the vehicle continues to be driven in this condition, the active air flap (AAF) warning message can also activate, and coolant may eventually migrate through the wiring harness to the engine room junction block. This may result in a reduction of drive power and may cause the vehicle to release air pollutants which exceed Federal and California standards. These standards were established to protect the public health and welfare from the dangers of air pollution.
Associated Products (4)Associated Documents - January 9, 2025•Document ID: 11012903Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE338_R1
- Date Added:
- January 16, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: SERVICE ACTION: DISPLAY AUDIO 2.0/AVN5WSOFTWARE UPDATE (SA569) - 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 update the software on Display Audio 2.0 (D2V) and AVN 5.0 Wide (AVN5W) head units on certain 2022-2023MY Kia vehicles (refer to model list on page 9). The affected vehicles may experience various concerns related to Apple CarPlay®/Android Auto™ phone projection connectivity.
Associated Products (16)Associated Documents - December 19, 2024•Document ID: 11012029Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE347_R1
- Date Added:
- December 20, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0V/AVN5W SOFTWARE UPDATE - 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 update the software on Display Audio 2.0 (D2V) and AVN 5.0 Wide (AVN5W) head units on certain 2021-2023MY Kia vehicles (refer to pages 5 and 16). The affected vehicles may experience Apple CarPlay®/Android Auto™ phone projection connectivity-related concerns.
Associated Products (21)Associated Documents - November 15, 2024•Document ID: 11010698Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE303_R3
- Date Added:
- November 20, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) - 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 update the software on 5th Generation AVN wide on certain 2020-2024MY Kia vehicles (refer to model list on page 8) to remedy a ‘non-responsive’ or ‘inoperative’ radio (FM, AM, SXM, etc.) concern. The affected AVN unit on the vehicles may not respond when pressing the ‘RADIO’ hard key/button on the AVN unit or when selecting the ‘RADIO’ icon on the AVN menu screen.
Associated Products (28)Associated Documents - November 14, 2024•Document ID: 11010702Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; POWER TRAIN
- Mfr Comm. #:
- TSB_TRA111_R2
- Date Added:
- November 21, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: 8-SPEED DUAL CLUTCH TRANSMISSION EOP SENSORLESS 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 improve the Electric Oil Pump ‘EOP’ operation logic of the automatic transmission ‘A/T’ on some 2021-2023MY Sorento (MQ4a) vehicles produced from September 9, 2020 through December 29, 2023 and 2021-2023MY K5 (DL3a) vehicles produced from March 24, 2020 to December 18, 2023, equipped with a 2.5L T-GDI Theta III engines and 8-Speed Dual Clutch Transmissions (DCT). The affected vehicles may exhibit abnormal/harsh shifting, gear slipping, no gear engagement in Drive ‘D’ and/or Reverse ‘R’ shift selection, accompanied by a Malfunction Indicator Lamp (MIL) ‘ON’ illuminated on the instrument cluster with DTC(s) P1C2D03, P1C2D1C, and/or P1C2E92 stored.
Associated Products (6)Associated Documents - October 24, 2024•Document ID: 11009491Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- TSB_CHA126V
- Date Added:
- October 30, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC JUDDER INSPECTION AND REPLACEMENT - This bulletin provides information to address vehicles that may be exhibiting front brake judder sensation while braking on certain 2021-2024MY Sorento (MQ4a) vehicles produced from July 26, 2021 through March 28, 2024 and 2023-2024MY Sportage (NQ5a) vehicles produced from January 7, 2022 through May 20, 2024. Brake judder is a vibration or pulsing sensation felt in the steering wheel, brake pedal, and/or seat when the brakes are applied while driving.
Associated Products (6)Associated Documents - September 21, 2024•Document ID: 11008045Service Bulletin/Repair InstructionsFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- TSB_FUE066
- Date Added:
- September 26, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: GDI FUEL INJECTOR REPLACEMENT FOR MISFIRE DTC(S) - This bulletin provides information regarding cylinder misfire DTCs stored on some 2021-2022 MY Kia Sorento and 2023 MY Sportage vehicles equipped with a naturally aspirated Theta III 2.5L GDI engine and dual fuel injection, where a low-pressure (MPI) injector and a high-pressure (GDI) injector independently supply fuel to each cylinder. A GDI fuel injector may become damaged due to exposure to fuel containing ethanol, potentially resulting in the malfunction indicator lamp (MIL) illuminating, along with no-start, misfire, and/or reduced power, while driving at highway speeds remains possible.
Associated Products (3)Associated Documents