Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,389 bulletins for HYUNDAI
20-01-006H
Feb 18, 2020
060000 ENGINE AND ENGINE COOLING
Hyundai is conducting a product improvement 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
20-01-004H - The
Feb 18, 2020
060000 ENGINE AND ENGINE COOLING
Applicable vehicles with 2.0L Turbo and 2.4L GDI engines may experience the Check Engine warning lamp illuminated with DTC P1326. Follow the procedure to inspect the vehicle and replace the engine or update the engine ECU software based on
20-01-008H
Feb 13, 2020
060000 ENGINE AND ENGINE COOLING
This bulletin provides information related to the Engine Control Module (ECM) software update for 2018 - 2019MY Elantra (AD/ADA) vehicles equipped with 2.0L engine. This software update includes cylinder imbalance learning logic optimizatio
20-FL-001H
Feb 13, 2020
060000 ENGINE AND ENGINE COOLING
Some 2017MY Elantra (AD/ADA) vehicles equipped with 2.0L engine may experience Malfunction Indicator Light illumination with DTC P0300/P0301/P0302/P0303/P0304 (Cylinder a??Xa?? a?? misfire detected). The bulletin provides information on the
Campaign T3W Dea
Feb 13, 2020
060000 ENGINE AND ENGINE COOLING
Hyundai is conducting a Service Campaign related to an Electronic Control Module (ECM) software update to include cylinder imbalance learning logic optimization for Malfunction Indicator Light illumination.
20-BR-001H
Feb 12, 2020
030000 SERVICE BRAKES, HYDRAULIC
This bulletin describes the procedure to properly bleed the brakes on Sonata HEV/PHEV (LF) and Ioniq EV/HEV/PHEV (AE) vehicles. This procedure applies when any air is introduced into the Active Hydraulic Boost (AHB) system, which consists o
20-AT-006H
Feb 12, 2020
060000 ENGINE (PWS)
If you are servicing an 8-speed front-wheel-drive vehicle with the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition.
20-01-005H(1)
Feb 11, 2020
060000 ENGINE AND ENGINE COOLING
This bulletin provides information related to an Electronic Control Module (ECM) software update to revise the logic for DTC P0456: EVAP System Leakage Detected Very Small Leak.
Campaign T4N Dea
Feb 11, 2020
060000 ENGINE AND ENGINE COOLING
This service campaign provides information related to an ECM software update to revise the logic for DTC P0456: EVAP System Leakage Detected Very Small Leak.
19-01-041H(1)
Feb 6, 2020
110000 ELECTRICAL SYSTEM
After using voice search to navigate to a location, the radio may not respond. Follow the procedure in this bulletin to update the navigation system.
Campaign T4H Dea
Feb 6, 2020
110000 ELECTRICAL SYSTEM
This service campaign provides the procedure to perform an AVN software update to a Palisade exhibiting the following condition: Unresponsive radio after multiple uses of voice recognition to perform navigational searches.
20-EM-001H(1)
Feb 4, 2020
060000 ENGINE AND ENGINE COOLING
Some 2018-2019MY Elantra (AD) and Elantra GT (PD) 2.0L vehicles may have a weakened weld near where the center muffler is attached to the exhaust pipe. This condition may cause the center exhaust pipe of the muffler to exhibit an exhaust le
20-BD-002H
Feb 3, 2020
110000 ELECTRICAL SYSTEM
This bulletin describes the procedure to repair certain Kona Electric (OS EV) vehicles which may experience difficulty with opening the charging door.
20-AT-004H
Jan 27, 2020
060000 ENGINE AND ENGINE COOLING
If you are servicing an applicable vehicle with a Check Engine? light on and one or more of the DTC listed below, follow the repair procedure and replace the related oil pressure harness with integrated oil temperature sensor.
20-BE-003H
Jan 27, 2020
120000 EXTERIOR LIGHTING
This bulletin provides information to assist with ordering the correct part when replacing a tail lamp harness.
20-AT-005H
Jan 27, 2020
060000 ENGINE AND ENGINE COOLING
If you are servicing an applicable vehicle with a Check Engine light on and one or more of the DTC listed below, follow the repair procedure and replace the related solenoid and oil pressure harness.
20-AT-003H
Jan 27, 2020
060000 ENGINE AND ENGINE COOLING
If you are servicing an applicable vehicle with a Check Engine light on and one or more of the DTC listed below, follow the repair procedure and replace the related input/output speed sensor and oil pressure harness.
20-01-003H
Jan 16, 2020
110000 ELECTRICAL SYSTEM
2016 - 2017 model year Sonata LF HEV vehicles contain a Power Relay Assembly. The PRA is equipped with a main relay and High Voltage Cable, which in some instances may have a loose connection. If the vehicle continues to operate in this co
Campaign T4M Dea
Jan 16, 2020
110000 ELECTRICAL SYSTEM
Hyundai is conducting a Service Campaign to inspect the Power Relay Assembly, High Voltage Cable, and main relays and replace them if necessary. The affected vehicles include: Certain 2016-2017MY Sonata Hybrid (LF HEV) vehicles Hyundai is i
20-BE-001H
Jan 16, 2020
110000 ELECTRICAL SYSTEM
This bulletin provides guidelines to inspect the USB, head unit, and multi-box for common connection conditions. 2. This bulletin presents guidelines to inspect for common Android Auto and Apple CarPlay connection conditions. 3. This bullet
20-BE-002H
Jan 15, 2020
270000 LANE DEPARTURE
Some Palisade (LX2) vehicles may intermittently experience the BCW Malfunction Indicator Light ON with a message Check Blind-Spot Collision Warning System? displayed on the instrument cluster. When the BCW Malfunction Indicator Light is ON,
20-ST-001H
Jan 3, 2020
010000 STEERING
This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components.
20-AT-001H
Jan 2, 2020
100000 POWER TRAIN
This TSB provides a procedure to diagnose and repair a transaxle for the following Incorrect Ratio DTC (transaxle clutch slipping more than 200 rpm in gear).
20-01-001H
Jan 2, 2020
353000 EQUIPMENT:ELECTRICAL
This bulletin describes the procedure to identify and retrieve the Unique Identification Numbers (UID) from the 20MY Sonata's Identity Authentication Unit (IAU) to enable Hyundai Digital Key.
Campaign T4L Dea
Jan 2, 2020
110000 ELECTRICAL SYSTEM
On certain Sonata (DN8) vehicles equipped with smart user features, the registered Hyundai app and the digital key card may not open the doors or start the vehicle when using these features.