Technical Service Bulletins (TSBs) for the 2004 Sonata 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.

    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 #0450001

      Date Announced:
      MAY 01, 2004
      NHTSA ID:
      #10007543

      FRONT BRAKE DISC MINIMUM THICKNESS SHOP MANUAL CORRECTION. *MR Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

    • TSB #0650003

      Date Announced:
      MAR 01, 2006
      NHTSA ID:
      #10019637

      ABS PUMP SELF-CHECK NOISE. *TT Read More »

    • TSB #0550004

      Date Announced:
      JUN 01, 2005
      NHTSA ID:
      #10015864

      ABS PUMP SELF CHECK NOISE. ALSO INCLUDED: 2003-2005 MODEL XG AND 1999, 2000, 2001, 2003, 2004 AND 2005 MODEL SANTA FE. *SC Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

    • TSB #0450006

      Date Announced:
      MAY 01, 2004
      NHTSA ID:
      #10009162

      ANTI-LOCK BRAKING SYSTEM (ABS)TCS ACTIVATION MAY RESULT FROM UNDERINFLATED COMPACT SPARE TIRE. *TT Read More »

    SERVICE BRAKES, AIR:ANTILOCK

    ENGINE AND ENGINE COOLING

    • 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 »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #TSB-09-AT-018

      Date Announced:
      OCT 01, 2009
      NHTSA ID:
      #10032908

      HYUNDAI: ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0741, P0742, P0743, P0746, P0748, P0750, P0755, P0760, P0765, P0770. Read More »

    • TSB #TSB-09-AT-013

      Date Announced:
      JUL 01, 2009
      NHTSA ID:
      #10030984

      HYUNDAI: AUTOMATIC TRANSAXLE RANGE SWITCH DIAGNOSTIC TROUBLE CODES P0705 (RANGE SWITCH SIGNAL PROBLEMS), P0707 (RANGE SWITCH OPEN CIRCUIT), AND P0708 (RANGE SWITCH SHORT CIRCUIT OR MULTIPLE INPUTS). Read More »

    • TSB #0540009

      Date Announced:
      JUL 01, 2005
      NHTSA ID:
      #10016160

      2003-2004 SONATA 2.4L/2.7L TCM REPROGRAMMING INSTRUCTIONS FOR DRIVELINE BUMP BETWEEN 2-10 MPH. *SC Read More »

    • TSB #0436015

      Date Announced:
      SEP 01, 2004
      NHTSA ID:
      #10010302

      ECM REPROGRAMMING FOR INTERMITTENT HESITATION. *TT Read More »

    • TSB #0436009

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10008730

      CHECK ENGINE LIGHT ILLUMINATION WITH DIAGNOSTIC TROUBLE CODE (DTC) P0133/P0153. ENGINE CONTROL MODULE (ECM) REPROGRAMMING. *TT Read More »

    • TSB #0436006

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10009152

      UNSTABLE IDLE (SIMPLE DIAGNOSIS PROCEDURE FOR INTERMITTENTLY STUCK CLOSED EGR SOLENOID VALVE). *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

    • TSB #0636006

      Date Announced:
      DEC 01, 2006
      NHTSA ID:
      #10020878

      EXHAUST GAS RECIRCULATION (EGR) SYSTEM DIAGNOSIS. *KB Read More »

    POWER TRAIN

    • TSB #21-AT-006H

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10196546

      Hyundai approves only the ATF, DCT gear oil and IVT gear oil specified in the vehicleâ¿¿s ownerâ¿¿s manual. ï¿· Use of other ATF may result in improper shift quality or other drivability conditions. 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 #DOR-T5K8Y-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128118

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #DOR-Y5Q6Z-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128119

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #DOR-T5K8Y-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128153

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #DOR-Y5Q6Z-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128154

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #04400062

      Date Announced:
      DEC 01, 2004
      NHTSA ID:
      #10011795

      2-3 SHIFT FLARE IMPROVEMENT TCM REPROGRAMMING INSTRUCTIONS. *NM Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #5NP-S9D9P-10

      Date Announced:
      SEP 02, 2016
      NHTSA ID:
      #10082725

      THIS BULLETIN PROVIDES INFORMATION ON COMPONENTS, ATTRIBUTES, AND PRECAUTIONS OF THE 7-SPEED DRY-TYPE DUAL CLUTCH TRANSMISSION (DCT). Read More »

    • TSB #TSB-09-AT-013

      Date Announced:
      JUL 01, 2009
      NHTSA ID:
      #10030984

      HYUNDAI: AUTOMATIC TRANSAXLE RANGE SWITCH DIAGNOSTIC TROUBLE CODES P0705 (RANGE SWITCH SIGNAL PROBLEMS), P0707 (RANGE SWITCH OPEN CIRCUIT), AND P0708 (RANGE SWITCH SHORT CIRCUIT OR MULTIPLE INPUTS). Read More »

    • TSB #0540008

      Date Announced:
      DEC 01, 2005
      NHTSA ID:
      #10015866

      AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES LIST. *SC Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)

    • TSB #5NP-B6E2P-10

      Date Announced:
      AUG 09, 2016
      NHTSA ID:
      #10082455

      "THE PCM OR TCM CONTAINS LOGIC TO ADJUST SOLENOID DUTY AND LINE PRESSURE AS NEEDED TO COMPENSATE FOR NORMAL CLUTCH WEAR OVER THE LIFE OF THE TRANSAXLE. Read More »

    • TSB #TSB-09-AT-018

      Date Announced:
      OCT 01, 2009
      NHTSA ID:
      #10032908

      HYUNDAI: ATA SOLENOID DIAGNOSTIC TROUBLE CODES P0740, P0741, P0742, P0743, P0746, P0748, P0750, P0755, P0760, P0765, P0770. Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #5NP-B6E2P-10

      Date Announced:
      AUG 09, 2016
      NHTSA ID:
      #10082455

      "THE PCM OR TCM CONTAINS LOGIC TO ADJUST SOLENOID DUTY AND LINE PRESSURE AS NEEDED TO COMPENSATE FOR NORMAL CLUTCH WEAR OVER THE LIFE OF THE TRANSAXLE. Read More »

    • TSB #0640018

      Date Announced:
      DEC 01, 2006
      NHTSA ID:
      #10020912

      AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES (DTC) LIST. *KB Read More »

    • TSB #158

      Date Announced:
      NOV 01, 2005
      NHTSA ID:
      #10018734

      REPROGRAMS ARE AVAILABLE FOR AUTOMATIC TRANSAXLE DRIVEABILITY ISSUES. TECHNET TIMES. HYUNDAI. *TT Read More »

    ELECTRICAL SYSTEM

    • TSB #20-EE-003H

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

      This bulletin provides information on identifying dealer stock vehicles with either: ⿢ A Battery SOC alert - low Battery State of Charge (SOC) at or below 50%. ⿢ A 30 Day alert - vehicle has not started and reported an SOC in 30 days. 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 #DOR-T5K8Y-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128153

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #DOR-Y5Q6Z-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128154

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #01011901

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #10018184

      AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES LIST. *NM 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:WINDSHIELD WIPER/WASHER

    • TSB #0490011

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10009778

      WINDSHIELD WIPER ARM MOUNTING NUT TIGHTENING TORQUE SPECIFICATION. *TT Read More »

    STRUCTURE:BODY

    • TSB #0380002

      Date Announced:
      MAY 01, 2005
      NHTSA ID:
      #10003320

      WATER LEAK BETWEEN THE TAILLIGHT LENSES AND THE BODY, RESULTING IN A LEAK INTO THE TRUNK AREA. *TT Read More »

    TIRES

    • 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 #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 Battery SOC alert - low Battery State of Charge (SOC) at or below 50%. ⿢ A 30 Day alert - vehicle has not started and reported an SOC in 30 days. 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 #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-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 »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #DOR-T5K8Y-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128118

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #DOR-Y5Q6Z-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128119

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #DOR-Y5Q6Z-01

      Date Announced:
      DEC 01, 2017
      NHTSA ID:
      #10128154

      This SKU is an Air Conditioning Bypass Pulley. The Customer communication requested return of unsold inventory to inspect for potential bracket cracking. Read More »

    • TSB #0497002

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10009777

      FD46XG PAG OIL SPECIFICATIONS FOR AIR CONDITIONING COMPONENT REPLACEMENT. *TT Read More »

    • TSB #0804

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10014323

      FD46XG POLY ALKYLEN GLYCOL (PAG) OIL SPECIFICATIONS FOR AIR CONDITIONING COMPONENT REPLACEMENT. *NM Read More »