Technical Service Bulletins (TSBs) for the 2018 Ioniq Plug-in Hybrid are official communications between Hyundai & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #218/231 amend

      Date Announced:
      JUN 03, 2022
      NHTSA ID:
      #10215599

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing. Read More »

    • TSB #22-ST-005H

      Date Announced:
      APR 08, 2022
      NHTSA ID:
      #10211678

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing. Read More »

    • TSB #22-ST-005H

      Date Announced:
      APR 08, 2022
      NHTSA ID:
      #10211680

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing. Read More »

    • TSB #21-ST-003H

      Date Announced:
      OCT 01, 2021
      NHTSA ID:
      #10203272

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. Read More »

    • TSB #20-ST-001H-2

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10180981

      This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. Read More »

    • TSB #20-ST-003H-1

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10180985

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. Read More »

    • TSB #20-ST-001H

      Date Announced:
      JAN 03, 2020
      NHTSA ID:
      #10170896

      This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. Read More »

    STEERING:COLUMN

    • TSB #20-ST-001H-1

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10179244

      This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. Read More »

    • TSB #20-ST-003H

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10179246

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. Read More »

    STEERING:ELECTRIC POWER ASSIST SYSTEM

    • TSB #20-ST-003H

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10179246

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. Read More »

    STEERING:AUTOMATED/ADAPTIVE STEERING:MOTOR/ACTUATOR

    • TSB #20-ST-001H-1

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10179244

      This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. Read More »

    SUSPENSION

    • TSB #20-SS-001H

      Date Announced:
      FEB 05, 2020
      NHTSA ID:
      #10172142

      This bulletin describes the requirements for all wheel alignment and/or vehicle tracking claims and best practices when diagnosing and conducting alignment-related repairs for all models and model years. Read More »

    BRAKES (PWS)

    • TSB #21-BR-002H

      Date Announced:
      MAR 23, 2021
      NHTSA ID:
      #10190038

      This bulletin provides best practice recommendations when performing brake service procedures. Read More »

    • TSB #20-BR-002H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10183963

      This bulletin describes the procedure to inspect and identify fluid which may appear around the brake caliper area. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #20-BR-001H

      Date Announced:
      FEB 12, 2020
      NHTSA ID:
      #10172147

      This bulletin describes the procedure to properly bleed the brakes on Sonata HEV/PHEV (LF) and Ioniq EV/HEV/PHEV (AE) vehicles. Read More »

    SERVICE BRAKES, AIR:SUPPLY:COMPRESSOR

    • TSB #20-HA-001H

      Date Announced:
      MAR 30, 2020
      NHTSA ID:
      #10173552

      This bulletin provides additional service diagnostic information and repair procedures related to electric A/C compressors equipped in hybrid electric vehicles, plug-in hybrid electric vehicles, and electric vehicles. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #23-EM-005H

      Date Announced:
      OCT 13, 2023
      NHTSA ID:
      #10247189

      This bulletin provides important checkpoint guidelines when performing engine oil and filter change services. Read More »

    • TSB #22-EM-010H

      Date Announced:
      JUL 28, 2022
      NHTSA ID:
      #10217251

      Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly replacement. Read More »

    • TSB #22-HC-001H

      Date Announced:
      MAY 18, 2022
      NHTSA ID:
      #10213725

      If you are servicing an applicable model with Hybrid Drive Motor (Traction Motor) improper operation or any DTC listed in the related shop manual, Motor Control System, refer to the shop manual for diagnosis. Read More »

    • TSB #21-EM-004H

      Date Announced:
      MAR 30, 2021
      NHTSA ID:
      #10190044

      This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required ... Read More »

    • TSB #21-EM-003H

      Date Announced:
      MAR 10, 2021
      NHTSA ID:
      #10189989

      This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below. Read More »

    • TSB #20-FL-012H

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10185450

      This bulletin provides information related to the Engine Control Module (ECM) software logic update for DTC P0128 a??Coolant thermostat - Coolant temp Below thermostat regulating Temperaturea??. There is no drivability issue with this DTC. Read More »

    POWER TRAIN

    • TSB #20-AT-016H

      Date Announced:
      APR 17, 2020
      NHTSA ID:
      #10174807

      The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions: Read More »

    ELECTRICAL SYSTEM

    • TSB #23-BE-007H

      Date Announced:
      JUL 17, 2023
      NHTSA ID:
      #10240087

      This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundaia??s Navigation Updates page. Read More »

    • TSB #22-HC-001H

      Date Announced:
      MAY 18, 2022
      NHTSA ID:
      #10213725

      If you are servicing an applicable model with Hybrid Drive Motor (Traction Motor) improper operation or any DTC listed in the related shop manual, Motor Control System, refer to the shop manual for diagnosis. Read More »

    • TSB #21-01-013H

      Date Announced:
      MAR 22, 2021
      NHTSA ID:
      #10190035

      This bulletin describes the procedure to install a protection cover over the In-Cable Control Box (ICCB) to protect against drops, bumps, or shock. Read More »

    • TSB #20-ST-001H-1

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10179244

      This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. Read More »

    • TSB #20-ST-003H

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10179246

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. Read More »

    • TSB #20-EE-003H

      Date Announced:
      APR 23, 2020
      NHTSA ID:
      #10174808

      This bulletin provides information on identifying dealer stock vehicles with either: a?? A Battery SOC alert - low Battery State of Charge (SOC) at or below 50%. a?? A 30 Day alert - vehicle has not started and reported an SOC in 30 days. Read More »

    • TSB #20-EE-002H(1)

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10173545

      This bulletin describes the mandatory procedure to submit battery test data electronically for battery warranty claims by running the GDS Battery Claim App. Read More »

    • TSB #20-BE-001H

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10170883

      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. Read More »

    • TSB #19-EE-001H-1

      Date Announced:
      JUL 10, 2019
      NHTSA ID:
      #10163863

      This bulletin provides information on how to return a Hyundai HEV/PHEV/EV/Fuel Cell Lithium Battery for proper disposal and safe environmental recycling using Hyundai?s authorized vendor Kinsbursky Brothers Intl. (KBI). Read More »

    EXTERIOR LIGHTING

    • TSB #20-BD-014H

      Date Announced:
      JUL 14, 2020
      NHTSA ID:
      #10178175

      This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. Read More »

    VISIBILITY

    • TSB #24-BD-001H

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10251285

      This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. Read More »

    • TSB #23-BD-002H

      Date Announced:
      JAN 30, 2023
      NHTSA ID:
      #10230904

      This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. Read More »

    VISIBILITY/WIPER (PWS)

    • TSB #24-BD-001H

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10251285

      This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. Read More »

    STRUCTURE:BODY

    • TSB #23-BD-007H

      Date Announced:
      APR 24, 2023
      NHTSA ID:
      #10235566

      Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain, and industrial fallout. Read More »

    TIRES

    • TSB #22-GI-006H

      Date Announced:
      JUL 14, 2022
      NHTSA ID:
      #10217258

      Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) established a threshold for correcting load carrying capacity information indicated on tire placards when vehicle weight has been increased before retail ... Read More »

    • TSB #20-SS-004H

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10183960

      This bulletin provides tire vibration service procedures, including how to optimize vehicle vibration performance. Read More »

    • TSB #20-SS-002H(1)

      Date Announced:
      MAY 06, 2020
      NHTSA ID:
      #10176182

      This bulletin provides information on tire maintenance best practices and procedures for dealers and customers to maximize tire life and performance. Read More »

    WHEELS

    • TSB #20-SS-004H

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10183960

      This bulletin provides tire vibration service procedures, including how to optimize vehicle vibration performance. Read More »

    • TSB #20-SS-002H(1)

      Date Announced:
      MAY 06, 2020
      NHTSA ID:
      #10176182

      This bulletin provides information on tire maintenance best practices and procedures for dealers and customers to maximize tire life and performance. Read More »

    LANE DEPARTURE

    • TSB #19-BE-011H-1

      Date Announced:
      NOV 04, 2019
      NHTSA ID:
      #10169370

      The Blind Spot Detection (BSD) or Blind-Spot Collision Warning (BCW) is a system that measures the speed of and distance from the following vehicles by using two magnetic wave radar sensors attached in the rear bumper. Read More »

    BACK OVER PREVENTION

    • TSB #19-BE-011H-1

      Date Announced:
      NOV 04, 2019
      NHTSA ID:
      #10169370

      The Blind Spot Detection (BSD) or Blind-Spot Collision Warning (BCW) is a system that measures the speed of and distance from the following vehicles by using two magnetic wave radar sensors attached in the rear bumper. Read More »

    EQUIPMENT

    • TSB #21-EM-004H

      Date Announced:
      MAR 30, 2021
      NHTSA ID:
      #10190044

      This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required ... Read More »

    • TSB #21-BR-002H

      Date Announced:
      MAR 23, 2021
      NHTSA ID:
      #10190038

      This bulletin provides best practice recommendations when performing brake service procedures. Read More »

    • TSB #21-01-013H

      Date Announced:
      MAR 22, 2021
      NHTSA ID:
      #10190035

      This bulletin describes the procedure to install a protection cover over the In-Cable Control Box (ICCB) to protect against drops, bumps, or shock. Read More »

    • TSB #21-EM-003H

      Date Announced:
      MAR 10, 2021
      NHTSA ID:
      #10189989

      This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below. Read More »

    • TSB #20-FL-012H

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10185450

      This bulletin provides information related to the Engine Control Module (ECM) software logic update for DTC P0128 a??Coolant thermostat - Coolant temp Below thermostat regulating Temperaturea??. There is no drivability issue with this DTC. Read More »

    • TSB #20-ST-001H-2

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10180981

      This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. Read More »

    • TSB #20-ST-003H-1

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10180985

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. Read More »

    • TSB #20-BD-014H

      Date Announced:
      JUL 14, 2020
      NHTSA ID:
      #10178175

      This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. Read More »

    • TSB #20-BD-007H-1

      Date Announced:
      MAY 01, 2020
      NHTSA ID:
      #10176178

      This bulletin describes the general guidelines to help disinfect and protect vehicle exterior/interior surfaces using recommended safe chemical products. Read More »

    • TSB #20-EE-003H

      Date Announced:
      APR 23, 2020
      NHTSA ID:
      #10174808

      This bulletin provides information on identifying dealer stock vehicles with either: a?? A Battery SOC alert - low Battery State of Charge (SOC) at or below 50%. a?? A 30 Day alert - vehicle has not started and reported an SOC in 30 days. Read More »

    • TSB #19-BE-015H-1

      Date Announced:
      OCT 18, 2019
      NHTSA ID:
      #10167763

      This bulletin contains information regarding the clock display on certain Navigation (AVN 4.0) head units. This procedure is specifically for the clock date and time not displaying which started appearing around August 17, 2019. Read More »

    • TSB #19-EE-001H-1

      Date Announced:
      JUL 10, 2019
      NHTSA ID:
      #10163863

      This bulletin provides information on how to return a Hyundai HEV/PHEV/EV/Fuel Cell Lithium Battery for proper disposal and safe environmental recycling using Hyundai?s authorized vendor Kinsbursky Brothers Intl. (KBI). Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #19-BE-015H-1

      Date Announced:
      OCT 18, 2019
      NHTSA ID:
      #10167763

      This bulletin contains information regarding the clock display on certain Navigation (AVN 4.0) head units. This procedure is specifically for the clock date and time not displaying which started appearing around August 17, 2019. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

    • TSB #23-BE-007H

      Date Announced:
      JUL 17, 2023
      NHTSA ID:
      #10240087

      This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundaia??s Navigation Updates page. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #20-AT-016H

      Date Announced:
      APR 17, 2020
      NHTSA ID:
      #10174807

      The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions: Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #21-BR-002H

      Date Announced:
      MAR 23, 2021
      NHTSA ID:
      #10190038

      This bulletin provides best practice recommendations when performing brake service procedures. Read More »

    • TSB #20-ST-003H-1

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10180985

      Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. Read More »

    • TSB #20-BD-014H

      Date Announced:
      JUL 14, 2020
      NHTSA ID:
      #10178175

      This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. Read More »

    • TSB #20-AT-016H

      Date Announced:
      APR 17, 2020
      NHTSA ID:
      #10174807

      The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions: Read More »

    • TSB #20-BD-007H

      Date Announced:
      MAR 23, 2020
      NHTSA ID:
      #10173546

      This bulletin describes the general guidelines to disinfect and protect vehicle interior surfaces using certain safe chemical products. Read More »

    • TSB #19-BE-015H-1

      Date Announced:
      OCT 18, 2019
      NHTSA ID:
      #10167257

      This bulletin contains information regarding the clock display on certain Navigation (AVN 4.0) head units. This procedure is specifically for the clock date and time not displaying which started appearing around August 17, 2019. Read More »

    • TSB #19-GI-006H

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10167253

      This bulletin provides instruction detailing the proper methodology for scanning and uploading captured GDS data files to the Techline Repository. Read More »