2003 Hyundai Elantra Service and Repair Manual

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Factory-Grade Data

2003 Hyundai Elantra 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

  • GLS Sedan 4-Door
  • GT Sedan 4-Door
  • GT Hatchback 4-Door

Engines covered

  • 2.0L 1975CC 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

2003 Hyundai Elantra Recalls & Complaints

NHTSA #04V36900026/07/2004Component: FUEL SYSTEM, GASOLINE:STORAGE

CERTAIN PASSENGER VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 301, "FUEL SYSTEM INTEGRITY" A VALVE ON THE FUEL TANK ASSEMBLY MAY NOT CLOSE PROPERLY. IF

Consequence

FUEL SPILLAGE IN THE PRESENCE OF AN IGNITION SOURCE MAY RESULT IN A FIRE.

Remedy

DEALERS WILL INSTALL AN ADDITIONAL FUEL TANK ASSEMBLY VALVE. THE RECALL BEGAN ON OCTOBER 5, 2004.

NHTSA #03V25700022/07/2003Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

ON CERTAIN PASSENGER VEHICLES, THE REAR BRAKE TUBES PASS BEHIND THE FRONT SUSPENSION CROSSMEMBER. TWO STEERING GEARBOX MOUNTING BRACKETS ARE WELDED TO THE CROSSMEMBER. ON VEHICLES EQUIPPED WITH AN A

Consequence

FLUID LEAKAGE COULD RESULT IN REDUCED BRAKING CAPABILITY INCREASING THE RISK OF A CRASH.

Remedy

DEALERS WILL REPOSITION THE REAR BRAKE TUBES SO THEY DO NOT CONTACT THE MOUNTING BRACKETS, INSTALL B

NHTSA #09V12500016/04/2009Component: SUSPENSION:FRONT:CONTROL ARM

HYUNDAI IS RECALLING 160,904 MY 2001-2003 ELANTRA AND MY 2003 TIBURON VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLA

Consequence

THE FRACTURING OF THE CONTROL ARM COULD AN OWNER'S CONTROL OVER THEIR VEHICLE THAT MAY INCREASE THE

Remedy

DEALERS WILL INSPECT THE FRONT LOWER CONTROL ARMS FOR CORROSION DAMAGE. IF SPECIFIED LEVELS OF INTE

NHTSA #04V17800009/04/2004Component: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

SOME PASSENGER VEHICLES CONTAIN A FUEL TANK ASSEMBLY VALVE THAT MAY NOT CLOSE PROPERLY. IF A VEHICLE WITH A FUEL TANK ASSEMBLY VALVE THAT IS NOT PROPERLY CLOSED WERE TO ROLL OVER, FUEL SPILLAGE MAY

Consequence

FUEL SPILLAGE IN THE PRESENCE OF AN IGNITION SOURCE MAY RESULT IN A FIRE.

Remedy

DEALERS WILL INSTALL AN ADDITIONAL FUEL TANK ASSEMBLY VALVE. OWNER NOTIFICATION BEGAN ON JUNE 30, 2

NHTSA #03V49600003/12/2003Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

ON CERTAIN PASSENGER VEHICLES, THE BRAKE TUBES FOR THE REAR BRAKES CAN CONTACT THE STEERING GEARBOX MOUNTING BRACKETS.

Consequence

CONTACT BETWEEN THE REAR BRAKE TUBES AND THE STEERING GEARBOX MOUNTING BRACKETS MAY RESULT IN REAR B

Remedy

DEALERS WILL REPOSITION THE REAR BRAKE TUBES, INSTALL BRAKE TUBE CLIPS, AND APPLY ANTI-CORROSION MAT

TSB #11032523

The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous drivers-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These infla

TSB #11032522

The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driverside airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN),

TSB #11025476

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 #10251285

This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is a possibility of the rubber insert and rail spring becoming

TSB #10247189

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

TSB #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. In rare cases, the paint can becom

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

Showing the 8 most recent of 68 technical service bulletins on file with NHTSA.

20051011Component: AIR BAGSCrash reported3 injured

THE AIRBAGS IN THIS CAR HAVE FAILED TO OPEN EVEN THOUGH THIS CAR HAS BEEN INVOLVED IN 3 COLLISIONS IN WHICH CAUSED SEVERE DAMAGE TO THE FRONT OF THE CAR. THE BUMPERS AND FRONT QUARTER PANELS HAD TO B

20040420Component: SEAT BELTSCrash reported3 injured

THE VEHICLE WAS TAKEN TO THE DEALER FOUR TIMES BECAUSE IT WAS NOT STOPPING WHEN BRAKING. ON 9/9/2003, WHILE TRYING TO STOP AT A STOP SIGN, THE BRAKES FAILED. THE VEHICLE HIT A TRUCK AND THE FRONT AI

20040420Component: EQUIPMENT:APPLIANCE:AIR CONDITIONERCrash reported3 injured

THE VEHICLE WAS TAKEN TO THE DEALER FOUR TIMES BECAUSE IT WAS NOT STOPPING WHEN BRAKING. ON 9/9/2003, WHILE TRYING TO STOP AT A STOP SIGN, THE BRAKES FAILED. THE VEHICLE HIT A TRUCK AND THE FRONT AI

20040420Component: SERVICE BRAKES, HYDRAULICCrash reported3 injured

THE VEHICLE WAS TAKEN TO THE DEALER FOUR TIMES BECAUSE IT WAS NOT STOPPING WHEN BRAKING. ON 9/9/2003, WHILE TRYING TO STOP AT A STOP SIGN, THE BRAKES FAILED. THE VEHICLE HIT A TRUCK AND THE FRONT AI

20040420Component: AIR BAGS:FRONTALCrash reported3 injured

THE VEHICLE WAS TAKEN TO THE DEALER FOUR TIMES BECAUSE IT WAS NOT STOPPING WHEN BRAKING. ON 9/9/2003, WHILE TRYING TO STOP AT A STOP SIGN, THE BRAKES FAILED. THE VEHICLE HIT A TRUCK AND THE FRONT AI

Showing the 5 most serious of 310 complaints filed with NHTSA.

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