2003 Kia Sorento Service and Repair Manual

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Factory-Grade Data

2003 Kia Sorento 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

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

Trims covered

  • LX Sport Utility 4-Door
  • EX Sport Utility 4-Door

Engines covered

  • 3.5L 3497CC V6 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 Kia Sorento Recalls & Complaints

NHTSA #05V35300004/08/2005Component: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

CERTAIN SPORT UTILITY VEHICLES MAY EXPERIENCE A FUEL LEAK FROM FUEL TUBES NEAR THE FUEL TANK DUE TO AN INTERFERENCE FIT WITH THE VEHICLE FLOOR PANEL.

Consequence

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

Remedy

DEALERS WILL REPLACE A SECTION OF THE FUEL LINE. THE RECALL BEGAN ON OCTOBER 10, 2005. OWNERS MAY

TSB #10201529

TECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This b

TSB #10183431

TSB - USE OF AFTERMARKET USB CHARGING CABLES IN USB/12V PORTS - This article provides information regarding the use of USB ports and 12V power outlets to connect/charge mobile phones. Customers may experience issues with their head units th

TSB #10133170

PITSTOP - ENGINE COMPONENT RE-USE GUIDELINES - In general, parts and components removed during engine repairs should be considered serviceable, and should be thoroughly cleaned and transferred to the new engine.

TSB #10109812

TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners, which are designed to lock into place once fully attached, are utilized in various Kia models and are strictly intended for ?one time use.? Some example

TSB #10109777

TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners utilized in various Kia models are strictly intended for ?one time use?. Though not limited to the following, some examples are: axle shaft nuts with sta

TSB #10090606

PITSTOP: UNUSUAL FUEL TRIM VALUES AND/OR MISFIRE CODES AFTER INCORRECT ENGINE REPAIR - THIS OUTLINES THE PROCEDURE TO FOLLOW IF AFTER AN ENGINE REPAIR YOU ENCOUNTER A COMPLAINT RELATING TO MIL ON (DTC P)#)X) WITH A MISFIRE DURING ACCELERATI

TSB #10060226

SUMMARY TO BE PROVIDED ON A FUTURE DATE.

TSB #10043654

KIA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. FUEL TANK AIR FILTER REPLACEMENT. *KB

Showing the 8 most recent of 30 technical service bulletins on file with NHTSA.

20060814Component: TIRESCrash reported4 injured1 fatalities

I AM THE ATTORNEY FOR THREE MINOR CHILDREN. THEY WERE SERIOUSLY INJURED, AND THEIR FATHER WAS KILLED IN A ROLLOVER IN LAS VEGAS, NEVADA IN FEBRUARY, 2006. THE REAR B.F. GOODRICH TIRE ON THE 2003 KIA S

20100722Component: AIR BAGS:FRONTALCrash reported1 injured

MY DAUGHTER WAS DRIVING A 2003 KIA SORRENTO AND FELL A SLEEP AT THE WHEEL AFTER COLLEGE EXAMS. SHE DROVE INTO THE REAR OF A TRACTOR TRAILER TANKER AT APPROXIMATELY 40 MPH. NONE OF THE AIR BAGS DEP

20100722Component: AIR BAGS:SIDE/WINDOWCrash reported1 injured

MY DAUGHTER WAS DRIVING A 2003 KIA SORRENTO AND FELL A SLEEP AT THE WHEEL AFTER COLLEGE EXAMS. SHE DROVE INTO THE REAR OF A TRACTOR TRAILER TANKER AT APPROXIMATELY 40 MPH. NONE OF THE AIR BAGS DEP

20070821Component: SEAT BELTS:FRONTCrash reported1 injured

TL*THE CONTACT OWNS A 2003 KIA SORENTO. WHILE DRIVING 15-20 MPH, ANOTHER VEHICLE CRASHED INTO THE DRIVER SIDE DOOR OF THE CONTACTS VEHICLE. THE PASSENGER SIDE FRONT SEAT BELT DISENGAGED, WHICH CAUSE

20041018Component: AIR BAGS:FRONTALCrash reported1 injured

THE AIR BAG DID NOT DEPLOY WHEN THE VEHICLE WAS INVOLVED IN A FRONT-END ACCIDENT. *BF AS A RESULT OF THE ACCIDENT AND THE AIR BAG NOT DEPLOYING, THE CONSUMER SUFFERED NECK AND BACK INJURIES. *JB

Showing the 5 most serious of 421 complaints filed with NHTSA.

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