1998 Hyundai Sonata Service and Repair Manual

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Factory-Grade Data

1998 Hyundai Sonata service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • GL Sedan 4-Door
  • Base Sedan 4-Door
  • GLS Sedan 4-Door

Engines covered

  • 3.0L 2972CC V6 GAS SOHC Naturally Aspirated
  • 2.0L 1997CC l4 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

1998 Hyundai Sonata Recalls & Complaints

NHTSA #00V31400102/10/2000Component: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

VEHICLE DESCRIPTION: ACCENT GT MODEL VEHICLES EQUIPPED WITH DOHC ENGINES MANUFACTURED FROM DECEMBER 19, 1996 THROUGH JUNE 30, 1997; 1998 ACCENT MODEL VEHICLES MANUFACTURED FROM MAY 6, 1997 THROUGH JU

Consequence

FUEL LEAKAGE IN THE PRESENCE OF AN IGNITION SOURCE CAN RESULT IN A FIRE.

Remedy

DEALERS WILL PRESSURE CHECK THE VEHICLE'S FUEL TANK TO DETERMINE IF IT HAS CRACKED. IF IT IS CRACKED

TSB #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. This TSB illustrates the various causes of condensation inside th

TSB #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 sale. Th

TSB #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.

TSB #10196546

Hyundai approves only the ATF, DCT gear oil and IVT gear oil specified in the vehicles owners manual. Use of other ATF may result in improper shift quality or other drivability conditions. Use of other DCT and IVT gear oil may result in red

TSB #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 steps

TSB #10190038

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

TSB #10189989

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

TSB #10183963

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

Showing the 8 most recent of 36 technical service bulletins on file with NHTSA.

19990730Component: AIR BAGS:FRONTALCrash reported2 injured

CONSUMER WAS INVOLVED IN A 5 MPH MINOR COLLISION IN WHICH THE DRIVER'S AND PASSENGER'S AIR BAGS DEPLOYED, BOTH DRIVER AND PASSENGER SUSTAINED INJURIES. PLEASE GIVE ANY FURTHER DETAILS. *AK

20000202Component: AIR BAGS:FRONTALCrash reported

WHILE DRIVING DOWN THE ROAD AT ABOUT 15 MPH, DRIVER IN FRONT CAME TO A COMPLETE STOP. IT WAS REALLY FOGGY OUTSIDE, AND CONSUMER PRESSED ON THE BRAKES, AND HIT THE OTHER VEHICLE'S BUMPER, AND AIRBAGS

19990312Component: AIR BAGS:FRONTALCrash reported

WHILE DRIVING 65 MPH VEHICLE HAD NO FRONTAL IMPACT AND NO ACCIDENT, BUT DRIVER'S AND PASSENGER'S AIRBAGS DEPLOYED INADVERTEDLY, CAUSING DRIVER TO LOSE CONTROL OF VEHICLE AND GOING INTO A DITCH. PLEA

19990224Component: AIR BAGS1 injured

FALSE DEPLOYMENT OF BOTH THE DRIVER AND PASSENGER AIR BAG RESULTED IN THE DRIVER TO FEELING SICK AND DIZZY FROM THE SUBSTANCE WHICH CAME OUT OF THE AIR BAG.

20100718Component: ELECTRICAL SYSTEM

I BOUGHT MY HYUNDAI IN 2004. MY 1998 HYUNDAI SONATA VEHICLE DRIVER AND PASSENGER INTERIOR PART OF DOORS ARE STUCK. I HAD THE PASSENGER SIDE FRONT DOOR REPAIRED THE SAME YEAR. IT STUCK AGAIN IN 2006 AN

Showing the 5 most serious of 68 complaints filed with NHTSA.

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