Kia Optima Service Bulletins
803 manufacturer communications on file.
- February 28, 2025•Document ID: 11014912Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- TSB_ENG222_R7
- Date Added:
- March 4, 2025
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - 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 on diagnosing and/or repairing some 2011-2024MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
Associated Products (74)Associated Documents - December 16, 2024•Document ID: 11011943OtherENGINE
- Mfr Comm. #:
- PI2108_OWNR_301
- Date Added:
- December 18, 2024
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: OWNER RENOTIFICATION (PI2108) - This document is the owner renotification advising that Kia conducting an important Product Improvement Campaign to perform a software update on n 2019-2020 MY Kia Optima HEV & PHEV vehicles to protect the engine from excessive connecting rod bearing damage.
Associated Products (2)Associated Documents - November 20, 2024•Document ID: 11010705OtherENGINE
- Mfr Comm. #:
- PI2104_OWNR_301
- Date Added:
- November 21, 2024
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: OWNER RENOTIFICATION (PI2104) - This document is the owner renotification advising that Kia is conducting an important Product Improvement Campaign to perform a software update on 2014-2016 MY Optima Hybrid vehicles equipped with 2.4-liter MPI engines to protect the engine from excessive connecting rod bearing damage. The update will be done free of charge and will only involve the addition of newly developed computer software for the Engine Control Unit (“ECU”).
Associated Products (3)Associated Documents - November 8, 2024•Document ID: 11010517Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PI2108YZ_TSB_R1
- Date Added:
- November 14, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: SUBSEQUENT REPAIR ACTION: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI2108Y/Z) - 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 related to the Technical Service Bulletin previously published in (PI2108) titled “Knock Sensor Detection System - ECU Logic Improvement” for certain 2019-2020MY Optima P/HEV (JF P/HEV) vehicles equipped with Nu 2.0L GDI engine, produced from July 6, 2018 through October 28, 2019. Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below return to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
Associated Products (2)Associated Documents - November 7, 2024•Document ID: 11010513Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PI2104YZ_TSB_R1
- Date Added:
- November 13, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: SUBSEQUENT REPAIR ACTION: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI2104Y/Z) - 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 related to the Technical Service Bulletin previously published in (PI2104) titled “Knock Sensor Detection System - ECU Logic Improvement” for 2014-2016MY Optima (TF HEV) vehicles equipped with Theta 2.4L MPI engine, produced from December 11, 2013 through July 22, 2015. Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below return to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
Associated Products (3)Associated Documents - November 7, 2024•Document ID: 11010507Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PI2002YZ_TSB_R3
- Date Added:
- November 13, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI2002Y/Z) - 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 related to the Technical Service Bulletin previously published in (PI2002A, PI2002B and SC200**1) titled “Knock Sensor Detection System - ECU Logic Improvement”. Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below return to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
Associated Products (15)Associated Documents - October 22, 2024•Document ID: 11009492Service Bulletin/Repair InstructionsVISIBILITY/WIPER
- Mfr Comm. #:
- TSB_CLI057
- Date Added:
- October 30, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: HEATING, VENTILATION, AND AIR CONDITIONING (HVAC) BLOWER MOTOR FUSE RELOCATION - This bulletin provides the procedure to relocate the Heating, Ventilation, and Air Conditioning (HVAC) blower motor 40-ampere fuse on some 2016-2020MY Optima (JFa) vehicles produced from August 28, 2015 through June 23, 2020 which may experience an inoperative blower motor due to a blown multi-fuse at position #3. The HVAC system provides cooling and heating to help maintain a comfortable environment inside the vehicle cabin. The blower motor provides primary airflow for the HVAC system. Extended use of the HVAC system at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning.
Associated Products (5)Associated Documents - August 19, 2024•Document ID: 11006367Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- SC269_OWNR_F2
- Date Added:
- August 14, 2024
- Manufacturer:
- KIA
SummaryVOLUNTARY SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC269) - This document is the owner renotification advising that Kia is conducting a Voluntary Service Campaign to inspect and, if necessary, replace the high-voltage fuse in 2013-2016 MY Optima Hybrid vehicles.
Associated Products (4)Associated Documents - August 16, 2024•Document ID: 11006546Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- SC269_TSB_R1
- Date Added:
- August 21, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: HIGH-VOLTAGE BATTERY SAFETY PLUG FUSE INSPECTION AND REPLACEMENT (SC269) - 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 inspect and, if necessary, replace the High Voltage Battery (HVB) Safety Plug Fuse Assembly or Main Fuse on 2013-2016MY Optima Hybrid (TF HEV) vehicles produced from September 27, 2012 through July 22, 2015. The high-voltage fuse in the subject vehicles may have been replaced with an improper non-OEM aftermarket fuse by third-party repair facilities. A fuse of incorrect capacity may experience a shortened service life, which may result in illumination of the “Hybrid System Warning” and/or “Check Engine Light,” followed by a no-start condition. If an improper non-OEM aftermarket fuse is installed, it may fail and result in a fire.
Associated Products (4)Associated Documents - June 5, 2024•Document ID: 11001594Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- CS2303_TSB_R4
- Date Added:
- June 13, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2303) - 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 upgrade the software logic of the Integrated Body Control Unit (IBU) or Body Control Module (BCM) system on certain 2011-2015MY Optima (TF), 2012-2015MY Optima (QF) and 2016-2020MY Optima (JF, JFa) vehicles produced within the dates outlined on page 10, which may not be equipped with an immobilizer. This logic upgrade will add anti-theft ignition start logic to the vehicle's system operation which activates when the vehicle is locked with the use of the key fob.
Associated Products (10)Associated Documents - May 16, 2024•Document ID: 11000787Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- TSB_TRA046_R4
- Date Added:
- June 4, 2024
- Manufacturer:
- KIA
SummaryThis 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.
Associated Products (165)Associated Documents - April 16, 2024•Document ID: 10253311Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- PI2108_OWNR_201
- Date Added:
- May 6, 2024
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: OWNER RENOTIFICATION (PI2108) - This document is the owner renotification advising that Kia is conducting a Product Improvement Campaign to perform a software update on 2019-2020 MY Kia Optima Hybrid (HEV) and Plug-In Hybrid (PHEV) vehicles to protect the engine from excessive connecting rod bearing damage. The update will be done free of charge and will only involve the addition of newly developed computer software for the Engine Control Unit ("ECU").
Associated Products (2)Associated Documents - March 22, 2024•Document ID: 10252086Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- PI1803YZ_TSB_R7
- Date Added:
- April 3, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI1803Y/Z) - 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 related to the Technical Service Bulletin previously published PI1803 titled "Knock Sensor Detection System - ECU Logic Improvement" equipped w/THETA II engine. Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below returns to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
Associated Products (10)Associated Documents - March 22, 2024•Document ID: 10252085Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING
- Mfr Comm. #:
- PI1802YZ_TSB_R7
- Date Added:
- April 3, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI1802Y/Z) - 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 related to the Technical Service Bulletin previously published PI1802 titled "Knock Sensor Detection System - ECU Logic Improvement"; equipped w/THETA II engine. Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below returns to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
Associated Products (14)Associated Documents - March 19, 2024•Document ID: 10251445Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- PI2104_OWNR_201
- Date Added:
- April 3, 2024
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: OWNER RENOTIFICATION (PI2104) - This document is the owner renotification advising that Kia is conducting a Product Improvement Campaign to perform a software update on 2014-2016 MY Kia Optima Hybrid vehicles equipped with 2.4-liter engines to protect the engine from excessive connecting rod bearing damage. The update will be done free of charge and will only involve the addition of newly developed computer software for the Engine Control Unit ("ECU").
Associated Products (3)Associated Documents - March 12, 2024•Document ID: 10252299Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE131_CLSD
- Date Added:
- April 2, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: SERVICE ACTION: VOLTAGE REGULATOR PERFORMANCE ENHANCEMENT (SA278) CLOSED - This revised bulletin is now closed. This bulletin provided the procedure to increase the torque on the voltage regulator screws on some 2017MY Sorento (UMa), produced from October 3, 2016 to January 24, 2017, and 2017MY Optima (JFa) vehicles, produced from October 3, 2016 to January 26, 2017, which may experience low battery voltage or a no-start condition.
Associated Products (2)Associated Documents - March 8, 2024•Document ID: 10251973Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- WTY036_TSB
- Date Added:
- April 3, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION: SIDE AIRBAG (SAB) INSPECTION ANDREPLACEMENT FOR DTC(S) B1380/B1384 (WTY036) - This bulletin provides information associated with the 'Warranty Extension Program' (WTY036) to diagnose and repair certain airbag warning light 'ON' conditions on 2019-2020MY Optima (JFa) vehicles produced from May 21, 2018 through June 23, 2020. The affected vehicles may exhibit an airbag warning light 'ON' with DTC B1380 and/or B1384 due to the front seat Side Airbag (SAB) connector experiencing higher than normal resistance. The warranty coverage for repairs related to the front seat SAB due to illumination of airbag warning light has been extended to 15 years/unlimited miles, starting from the date the vehicle was first put into service.
Associated Products (2)Associated Documents - March 8, 2024•Document ID: 10251611Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- WTY036_TSB
- Date Added:
- April 2, 2024
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: SIDE AIRBAG (SAB) INSPECTION AND REPLACEMENT FOR DTC(S) B1380/B1384 (WTY036) - This bulletin provides information associated with the 'Warranty Extension Program' (WTY036) to diagnose and repair certain airbag warning light 'ON' conditions on 2019-2020MY Optima (JFa) vehicles produced from May 21, 2018 through June 23, 2020. The affected vehicles may exhibit an airbag warning light 'ON' with DTC B1380 and/or B1384 due to the front seat Side Airbag (SAB) connector experiencing higher than normal resistance. The warranty coverage for repairs related to the front seat SAB due to illumination of the airbag warning light has been extended to 15 years / unlimited miles, starting from the date the vehicle was first put into service.
Associated Products (2)Associated Documents - February 28, 2024•Document ID: 10250772Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- WTY036_REIMB
- Date Added:
- March 2, 2024
- Manufacturer:
- KIA
SummaryWARRANTY EXTENSION: REIMBURSEMENT FORM (WTY036) - 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 warranty extension program launch.
Associated Products (2)Associated Documents - February 28, 2024•Document ID: 10250770Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- WTY036_OWNR
- Date Added:
- March 2, 2024
- Manufacturer:
- KIA
SummaryWARRANTY EXTENSION: OWNER NOTIFICATION (WTY036) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the illumination of the Airbag Warning Light in 2019-2020 MY Optima vehicles from 5 years / 60,000 miles to 15 years / unlimited miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address the Airbag Warning Light ON condition.
Associated Products (2)Associated Documents