Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,389 bulletins for HYUNDAI
23-AT-012H
Aug 28, 2023
100000 POWER TRAIN
This bulletin provides information related to a Transmission Control Unit (TCU) software update for certain vehicles equipped with an 8-speed wet dual clutch transmissions (8WDCT) that improves the touch point learning variation. Certain 8W
23-AT-013H
Aug 28, 2023
100000 POWER TRAIN
This bulletin provides information related to a Transmission Control Unit (TCU) software update for certain vehicles equipped with an 8-speed wet dual clutch transmissions (8WDCT) that improves the touch point learning variation. Certain 8W
23-EV-006H
Aug 25, 2023
100000 POWER TRAIN
This bulletin provides service information on how to inspect the charging port and if needed, replace any missing/damaged insulation cap(s) at the charging port on certain 2022-2023MY Ioniq 5 (NE1) and 2023MY (CE1) . The charging insulation
23-AT-003H-1
Aug 25, 2023
100000 POWER TRAIN
If you are servicing an 8-speed vehicle with a a??Check Enginea?? light on and one or more of the DTC listed, follow the service procedure and replace the related solenoid and harness.
23-HC-002H
Aug 25, 2023
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
This bulletin provides information related to the Engine Control Module (ECM) software update and coolant replacement for 2020-2023MY Sonata Hybrid (DN8 HEV) vehicles to improve the coolant filling mode by discharging air bubbles.
23-AT-010H
Aug 23, 2023
100000 POWER TRAIN
Certain vehicles equipped with the Intelligent Variable Transmission (IVT) may experience a check engine light or malfunction indicator light due to Diagnostic Trouble Codes (DTC) listed below. This bulletin provides information on replacin
23-EE-009H
Aug 21, 2023
060000 ENGINE AND ENGINE COOLING
This bulletin provides warranty procedure for EGR Valve replacement related to DTC P0401 EGR Flow Insufficient on 2020 and 2021MY Sonata (DN8a) equipped with 2.5 GDI Vehicles.
23-BE-010H
Aug 17, 2023
110000 ELECTRICAL SYSTEM
Some models from service campaign 993 (IBU/BCM Software Update and Decals Application) equipped with the Hyundai OEM remote start system may exhibit the horn honking when remote starting the vehicle after receiving the software update. Thi
23-FL-005H
Aug 16, 2023
110000 ELECTRICAL SYSTEM
This bulletin provides information on how to properly vent Hydrogen from a Nexo FCEV for maintenance or repairs.
23-01-067H
Aug 14, 2023
030000 SERVICE BRAKES, HYDRAULIC
This updated Vehicle Control Unit (VCU) software package includes the following: a?? Brake light logic update for regenerative braking. a?? Enhance i-Pedal mode operation. a?? EPB (Electronic Parking Brake) auto engagement when shift int
23-HA-002H
Aug 7, 2023
100000 POWER TRAIN
Certain IONIQ 5 (NE1) vehicles may experience an inoperative heater or air conditioning with one or more HVAC system related DTCs B169588, B160C88, and/or B183088. To correct this condition, follow the inspection diagnostics and repair proc
23-EM-003H
Aug 3, 2023
060000 ENGINE AND ENGINE COOLING
Certain 2020-2022MY Palisade (LX2) vehicles may exhibit a slight coolant leak at the radiator. Follow the procedure outlined in this bulletin to inspect and replace the radiator to correct the condition, if necessary.
23-AT-006H-1
Aug 1, 2023
100000 POWER TRAIN
This TSB provides information to diagnose the push button shifter operation. If you are servicing a vehicle with any symptoms listed below or DTCs (listed on Page 2) , follow the Service Procedure on Page 3. SYMPTOMS: a?? a??Shifter System
23-HC-001H-1
Aug 1, 2023
110000 ELECTRICAL SYSTEM
On certain Sonata hybrid (YF HEV) vehicles, the HEV safety plug or power relay assembly (PRA) may cause the following symptoms and one or more current related DTCs. Follow the Service Procedure before diagnosing the hybrid battery. Please r
23-01-015H-1
Jul 27, 2023
100000 POWER TRAIN
In certain 2019-2021MY Nexo (FE) vehicles, the stack coolant pump may become nonoperational. This is accompanied by multiple levels of warning to the driver including MIL (various DTCs related to coolant stack pump), warning sounds, large m
23-01-058H
Jul 27, 2023
160000 STRUCTURE
In certain areas, a vehiclea??s underbody may exhibit corrosion due to road salt usage. As a preventative measure, cavity wax coating is applied to the internal surfaces of underbody components, and an undercoating spray is applied to exter
23-BE-009H
Jul 20, 2023
110000 ELECTRICAL SYSTEM
Certain 2020-2022MY Venue (QX) vehicles may experience an inoperable horn that may be caused by foreign substances causing internal parts to oxidize. Hyundai is extending the warranty coverage for horn replacement to 10 years / 120,000 mile
23-BE-008H
Jul 20, 2023
110000 ELECTRICAL SYSTEM
Certain 2018-2019MY Accent (HC) vehicles may experience an inoperable horn that may be caused by internal contact alignment and corrosion. Hyundai is extending the warranty coverage for horn replacement to 10 years / 120,000 miles from the
23-01-052H-1
Jul 18, 2023
062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
This bulletin provides information related to the cleaning of the cooling system and coolant change to address the following problem: a?? a??Refill Inverter Coolanta?? warning light displayed on the cluster a?? No DTCa??s present a?? Nor
23-AT-009H
Jul 18, 2023
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
If you are servicing an 8-speed DCT front-wheel-drive vehicle with the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition. a?? DIAGNOSTIC TROUBLE CODES: a?? P070500 - Transmission range sensor circuit m
23-01-060H
Jul 17, 2023
100000 POWER TRAIN
Certain 2022-2023MY IONIQ 5 (NE1) and 2023MY IONIQ 6 (CE1) vehicles may exhibit a condition where low 12V auxiliary battery charging occurs due to an ICCU (Intelligent Charging Control Unit) fault which may set the following DTC P1A9096 a??
23-BE-007H
Jul 17, 2023
110000 ELECTRICAL SYSTEM
This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundaia??s Navigation Updates page. The current version of Google Maps has 10 times the data transmission compared to the previous vers
23-01-059H
Jul 11, 2023
162500 STRUCTURE:BODY:TAILGATE
Certain 2023MY Ioniq 5 (NE1) and 2023MY Ioniq 6 (CE1) vehicles may exhibit a poorly closing power tailgate due to improper latching when closing which may cause the liftgate warning chime to come on. This bulletin provides the service proce
23-AT-008H
Jul 11, 2023
100000 POWER TRAIN
If you are servicing an 8-speed front-wheel-drive vehicle equipped with automatic transaxle with one or more of the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition.
23-FL-004H
Jun 29, 2023
060000 ENGINE AND ENGINE COOLING
Certain 2015-2019MY Sonata (LFA) vehicles may intermittently exhibit reduced engine power, a a??Crank/No Starta?? condition, and/or have DTC P1233 stored in the ECM due to an internally leaking fuel pump filter housing. Hyundai is extend