Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,389 bulletins for HYUNDAI
22-01-002H
Jan 21, 2022
060000 ENGINE AND ENGINE COOLING
This bulletin provides the procedure to update the ECU and TCU software with revised logic to reduce hesitation when accelerating from a stop due to ISG and improve shift quality.
DSCA0875001
Jan 20, 2022
353000 EQUIPMENT:ELECTRICAL
Dealer service communication pertaining to a faulty G12 module.
22-01-004H
Jan 20, 2022
060000 ENGINE AND ENGINE COOLING
Certain 2022MY Santa Fe (TMa) vehicles may exhibit an intermittent shift bump and slight hesitation during low-speed acceleration. This bulletin provides the procedure to update the ECU and TCU software with revised logic to resolve these c
TXXI DBP
Jan 19, 2022
060000 ENGINE AND ENGINE COOLING
The warranty coverage for certain Theta II engine long block repair or replacement regarding engine damage or malfunction from connecting rod bearing wear has been extended to a Limited Lifetime Warranty and is valid for original and subseq
22-EM-002H
Jan 19, 2022
060000 ENGINE AND ENGINE COOLING
The warranty coverage for engine long block repair or replacement regarding engine damage or malfunction from connecting rod bearing wear has been extended to 10 years or 120,000 miles from the date of original retail delivery or date of fi
TXXC DBP
Jan 19, 2022
060000 ENGINE AND ENGINE COOLING
The warranty coverage for certain Theta II engine long block repair or replacement regarding engine damage or malfunction from connecting rod bearing wear has been extended to 10 years or 120,000 miles from the date of original retail deliv
22-01-006H
Jan 18, 2022
060000 ENGINE AND ENGINE COOLING
This bulletin provides the procedure to update the ECU and TCU software to improve drivability and shift quality when accelerating.
TXXO DBP
Jan 13, 2022
015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM
The warranty coverage for certain 2015-2017MY Sonata (LFa) and Sonata Hybrid/Plug-in (LF HEV/PHEV) vehicles exhibiting reduced power steering assist and/or motor driven power steering (MDPS) warning lamp has been extended to 15 years or 150
22-01-008H
Jan 12, 2022
110000 ELECTRICAL SYSTEM
Customers are unable to enroll into Blue Link Services, and Dealers are unable to perform Blue Link quality checks for Pre-RDR vehicles. Customers and Dealers are receiving error message a??Blue Link Not Activea?? while attempting to activa
22-01-007H
Jan 12, 2022
100000 POWER TRAIN
Certain vehicles equipped with 7-speed Double Clutch Transmissions (DCT) may exhibit abnormal shifting caused by an out of specification input shaft snap ring. This bulletin outlines the procedures for inspecting for 1-2 or 2-1 shift shoc
22-ST-001H
Jan 6, 2022
010000 STEERING
The warranty coverage for certain 2015-2017MY Sonata (LFa) and Sonata HEV/PHEV (LF HEV/PHEV) vehicles exhibiting reduced power steering assist and/or motor driven power steering (MDPS) warning lamp has been extended to 15 years or 150,000 m
22-SS-001H
Jan 6, 2022
020000 SUSPENSION
Certain 2020-2021MY Palisade (LX2) vehicles equipped with rear self-leveling shocks (vehicles with factory-equipped 20a?? wheels: SEL trim with convenience/premium package; all Limited trim) may exhibit a knocking or rattling noise from t
21-01-023H-4
Jan 3, 2022
060000 ENGINE AND ENGINE COOLING
Hyundai is conducting a campaign to enhance the knock sensor software to detect abnormal engine bearing noise before potentially severe engine damage occurs. If abnormal engine bearing noise is detected, the Malfunction Indicator Lamp (MIL)
21-01-080H
Dec 23, 2021
110000 ELECTRICAL SYSTEM
When asked to provide the Modem Information, the Universal Subscriber Identity Module (USIM) information is not available. This bulletin describes the 3-part Software to correct this condition and activate Blue Link Services.
21-01-068H
Dec 23, 2021
119700 ELECTRICAL SYSTEM:PROPULSION SYSTEM:FUEL CELL
This bulletin describes the procedure to update the software of the Fuel Cell Control Unit (FCU). The FCU update applies anti-surge logic during air purge and increases Hydrogen pressure.
When asked to pr
Dec 23, 2021
118000 ELECTRICAL SYSTEM:SOFTWARE
This bulletin describes the procedure to update the software of the Blower Power Control Unit (BPCU). The BPCU update optimizes control logic to reduce power consumption of the air compressor.
DBP972
Dec 23, 2021
118000 ELECTRICAL SYSTEM:SOFTWARE
When asked to provide the Modem Information, the Universal Subscriber Identity Module (USIM) may not be available. This TSB# 21-01-080H describes the 3-part software to correct this condition and activate Blue Link Services.
21-01-076H
Dec 22, 2021
070000 FUEL SYSTEM, GASOLINE
This bulletin describes the procedure to inspect and if necessary, replace the fuel cap to ensure a positive audible click sound can be heard when tightening the cap.
21-EM-012H
Dec 22, 2021
062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
Certain vehicles listed below equipped with 2.5T turbo engines may have a misassembled check valve for the PCV (Positive Crankcase Ventilation) system, resulting in engine oil entering the intake and contaminating the air cleaner. This bull
21-01-069H(1)
Dec 16, 2021
060000 ENGINE AND ENGINE COOLING
This bulletin describes the procedure to update the software of the Hydrogen Storage Management Unit (HMU). The HMU update optimizes diagnostic logic related to detection of leaks in the hydrogen system prior to putting the vehicle in READ
21-01-075H
Dec 9, 2021
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
Certain 2020-22MY Sonata (DN8a), 2021-22MY Santa Fe (TMa), and 2022MY Tucson (NX4/NX4a) vehicles equipped with 2.5L engine may exhibit a MIL with DTC(s): a?? P2074: Mass Airflow Sensor Plausibility a?? P2074F0: Manifold Absolute Pressure/
968DBP20211116
Nov 16, 2021
060000 ENGINE AND ENGINE COOLING
This update includes information related to Electronic Control Module (ECM) software to revise control logic for completion of OBD-II Fuel System Readiness Monitor diagnosis.
21-01-064H
Nov 16, 2021
060000 ENGINE AND ENGINE COOLING
This bulletin provides information related to an Electronic Control Module (ECM) software update to revise control logic for completion of OBD-II Fuel System Readiness Monitor diagnosis.
21-01-065H
Nov 11, 2021
130000 VISIBILITY
This bulletin describes the procedure to inspect, and if necessary, replace the sun visor retainer for certain 2021 a?? 2022MY Santa Fe (TMa) vehicles with Calligraphy trim and Obsidian Black interior (color code: NNB).
21-EM-010H-1
Nov 8, 2021
060000 ENGINE AND ENGINE COOLING
Certain 2020-2021 Sonata (DN8a) vehicles with 1.6T engines may exhibit a check engine light in conjunction with a popping noise, abnormal smell from the engine compartment, rough running, or reduced power due to a misfire.