Model year guide

1998 Kia Sephia

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 1998 Kia Sephia is worth — from official NHTSA and EPA data. 94 on record.

1998 Kia Sephia — representative photo
Representative photo · via Wikimedia Commons

1998 Kia Sephia at a glance

Safety recalls6
Owner complaints713
Combined23–24 mpg

Included: that car's specs and build sheet, model-year recall campaigns and a fair price.

1998 Kia Sephia recalls 6

Seat Belts:front:buckle Assembly NHTSA Campaign #02V216000 · manufacturer #SC027 · 16/08/2002

ON CERTAIN PASSENGER VEHICLES, THE SAFETY BELT BUCKLE MAY "FALSE LATCH" AND EXPOSE THE DRIVER TO UNRESTRAINED MOVEMENT DURING A CRASH.

Fix: OWNER NOTIFICATION BEGAN DECEMBER 20, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KIA AT 1-800-333-4542.

Exterior Lighting:hazard Flashing Warning Lights:switch NHTSA Campaign #02V207000 · manufacturer #024 · 29/07/2002

ON CERTAIN PASSENGER VEHICLES WITH 36,000 MILES OR LESS AS OF JULY 15, 2002, AN ELECTRICAL CONTACT PROBLEM MAY HAVE DEVELOPED IN THE HAZARD SWITCH WHICH COULD RESULT IN INOPERATIVE HAZARD LIGHTS AND/OR INOPERATIVE TURN SIGNALS.

Fix: DEALERS WILL REPLACE THE HAZARD SWITCH. OWNER NOTIFICATION BEGAN SEPTEMBER 6, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KIA AT 1-800-333-4542.

Engine And Engine Cooling:exhaust System:emission Control NHTSA Campaign #00V175000 · manufacturer #SC015 · 17/07/2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES. MANUFACTURING CHANGES WERE MADE TO THE ORVR SPRING FORCE AND FLOAT WIRE LENGTH REDUCING THE VALVE ANGLE. CERTAIN VALVES CAUSED FUEL SHUT OFF BEFORE THE TANK REACHED 95% OF NOMINAL CAPACITY.

Fix: DEALERS WILL REPLACE THE ORVR VALVE. OWNER NOTIFICATION BEGAN NOVEMBER 13, 2000. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KIA AT 1-800-333-4542.

Fuel System, Gasoline:delivery:fuel Pump NHTSA Campaign #99V317000 · manufacturer #SC013 · 09/11/1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES. ELECTRICAL CURRENT TO THE FUEL PUMP PASSES THROUGH THE C304 AND C305 CONNECTORS. IF EXPOSED TO MOISTURE, THESE CONNECTORS COULD CORRODE. OVER TIME, THE FUEL PUMP WILL NOT RECEIVE ENOUGH CURRENT TO OPERATE.

Fix: DEALERS WILL REPLACE THE EXISTING CONNECTORS AND REPOSITION THOSE CONNECTORS TO AN AREA WHERE THE PLACEMENT IS DESIGNED TO PREVENT CONTACT WITH MOISTURE.

Fuel System, Gasoline:delivery:fuel Pump NHTSA Campaign #99V318000 · 09/11/1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE ELECTRICAL CIRCUIT FOR THE FUEL PUMP IS GROUNDED AT JUNCTION CONNECTOR G300. IF THE PIN TENSION IS POOR, OR THE BOLT SECURING THE CONNECTOR TO THE VEHICLE FLOOR IS NOT TIGHTENED SUFFICIENTLY, A POOR CONNECTION IS MADE. AS THE FUEL PUMP OPERATES, THE POOR CONNECTION CAN CREATE HEAT WHICH IN TURN INCREASES RESISTANCE. EVENTUALLY THE FUEL PUMP WILL NOT RECEIVE ENOUGH CURRENT…

Fix: THIS CORRECTIVE ACTION IS BEING PERFORMED IN CONJUNCTION WITH RECALL NO. 99V317.

Visibility:windshield Wiper/washer:linkages NHTSA Campaign #99V271000 · manufacturer #SCO12 · 06/10/1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE BALL SOCKET ON THE WINDSHIELD WIPER LINK MAY BE OUT OF TOLERANCE RESULTING IN THE LINK DISENGAGING FROM THE WIPER MOTOR DRIVE UNDER LOAD, SUCH AS PUSHING AGAINST ICE, SNOW OR OTHER RESISTANCE. ALSO THE WIPER ARM RETAINING NUT COULD BE INADEQUATELY TIGHTENED ALLOWING THE WIPER ARM TO SLIP AND/OR STOP FUNCTIONING.

Fix: DEALERS WILL REPLACE THE WINDSHIELD WIPER LINK AND ALSO PROPERLY TIGHTEN THE WIPER ARM RETAINING NUTS.

Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

1998 Kia Sephia common problems

The most-reported problem areas across all 713 owner complaints filed with NHTSA — and what to check before you buy.

Service Brakes
Brakes should feel firm and quiet — no grinding, pulsing or pulling. Check for an ABS light and uneven pad/rotor wear.
Hydraulic
Have a trusted mechanic inspect this system as part of a pre-purchase inspection.
Engine And Engine Cooling
Check coolant level and color, look for leaks, and confirm the engine reaches normal temperature without overheating.
Electrical System
Test every electrical feature: windows, locks, infotainment, charging and all lights. Watch for flickering, dead accessories or warning lights.
Power Train
Drive through every gear: watch for slipping, hard or delayed shifts, and shudder. Check for transmission/driveline leaks and noises.
Fuel System
Sniff for fuel odor, check for leaks, hard starts or stalling, and confirm the fuel gauge reads correctly.

1998 Kia Sephia MPG & running costs

Combined23–24 mpg
City21 mpg
Highway29 mpg
Est. annual fuel cost$2,850
EPA size classCompact Cars
TransmissionAutomatic 4-spd or Manual 5-spd
Passenger volume94 cu ft
Cargo volume10 cu ft
5-yr fuel cost vs average new car$2,250 more

Source: U.S. EPA / DOE fueleconomy.gov. The EPA lists 2 versions of this model year; combined is shown as a range and the other figures are averages.

Estimated 5-year cost to own

A rough guide to what running a 1998 Kia Sephia costs over five years and 75,000 miles.

Fuel (5 yrs)$14,250
Fuel only$14,250
Per mile$0.19

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

Investigations & service bulletins

NHTSA defect investigations 12

REFUELING SPIT BACK Closed

BASED ON THE LOW RATE OF FUEL SPIT-BACK INCEDENTS (14.3 INCIDENTS PER 100,000 VEHICLES SOLD), A LOW WARRANTY CLAIMS RATE OF 0.02 PERCENT, AND THE LACK OF ENGINEERING INFORMATION THAT WOULD SUPPORT THE PRESENCE OF AN ENGINEERING DEFECT, A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED. ACCORDINGLY, THIS INVESTIGATION IS CLOSED. THE CLOSING OF THI…

NHTSA #EA04004 · Fuel System, Gasoline, Fuel System, Other · opened Feb 2004 · closed Jul 2004

REFUELING SPIT BACK Closed

IN JUNE 2000, KIA NOTIFIED ODI OF A DEFECT CONDITION IN APPROXIMATELY 100,000 MY 1998-99 SEPHIA PASSENGER VEHICLES MANUFACTURED FROM OCTOBER 17, 1997 TO MAY 16, 1999, THAT COULD RESULT IN FUEL SPIT BACK WHILE REFUELING (EA99-034, RECALL 00V-175). ACCORDING TO KIA, MANUFACTURING CHANGES MADE TO THE ONBOARD REFUELING VAPOR RECOVERY (ORVR) VALVE COULD CAUSE FUEL SHUT OFF BEFORE THE TANK REACHED 95% OF NOMINAL CAPACITY D…

NHTSA #RQ03006 · Fuel System, Gasoline, Fuel System, Other · opened Aug 2003 · closed Feb 2004

NON-CRASH ENGINE COMPARTMENT FIRES Closed

ODI GATHERED FIRE DATA FROM VARIOUS SOURCES AND INSPECTED SUBJECT VEHICLES TO ASSESS THE SCOPE AND FREQUENCY OF NON-CRASH ENGINE COMPARTMENT FIRES CAUSED BY STARTER CABLE CHAFING. ODI'S ANALYSIS FOUND THAT MOST OF THE SUSPECT FIRES OCCURRED AFTER THE VEHICLE HAD RECEIVED SERVICE REPAIRS IN THE AREA OF THE SUBJECT CABLE. CONSUMER COMPLAINT DATA INDICATE THAT THE PROBLEM EXPERIENCE HAS DECLINED SINCE A PEAK IN LATE 200…

NHTSA #EA02016 · Electrical System · opened Aug 2002 · closed Oct 2003

SAFETY BELT BUCKLE MALFUNCTION Closed

BY LETTER DATED AUGUST 25, 2002, KIA ADVISED NHTSA THAT THE SUBJECT VEHICLES WILL BE RECALLED. SPECIFIC CORRECTIVE ACTION TO BE TAKEN BY KIA HAS NOT BEEN REPORTED TO NHTSA AT THIS TIME. THE SAFETY RECALL PROGRAM HAS BEEN ASSIGNED CAMPAIGN NO. 02V-216.

NHTSA #PE02051 · Seat Belts · opened Jun 2002 · closed Sep 2002

BATTERY CABLE CHAFING Closed

NHTSA #PE02028 · Electrical System · opened Mar 2002 · closed Aug 2002

TRANSMISSION OIL COOLER LINE Closed

THE OIL COOLER LINE ALLEGEDLY DEVELOPS LEAKS AT IT'S JUNCTION TO THE RADIATOR

NHTSA #PE00028 · Power Train · opened Jul 2000 · closed Nov 2000

TURN SIGHAL Closed

NHTSA #EA00018 · Exterior Lighting · opened Jun 2000 · closed Jul 2002

TURN SIGNAL, TRAFFIC SAFETY HAZARD Closed

ALLEGE THAT WHILE DRIVING, THE TRUN SIGNAL SWITCH FAILED. THIS FAILURE INCREASES THE RISK OF A VEHICLE CRASH DUE TO OPERATOR DISTRACTION AND DUE TO OTHER VEHICLES BEING UNINFORMED OF THE OPERATOR'S INTENTIONS.

NHTSA #PE00004 · Exterior Lighting · opened Jan 2000 · closed Jun 2000

REFUELING SPIT BACK Closed

The number and dates of complaints and warrant claims reported by Kia indicates that fuel spit-back has been a serieous ongoing problem with the Sephia models. Kia has made changes in both the ORVR valve and in the installation process on the fuel tank check valve, in an attempt to correct the problem. The failure of the check valve, due to cracking during installation, could go undetected until problems develop with…

NHTSA #EA99034 · Vehicle Speed Control · opened Dec 1999 · closed Jun 2000

INTERMITTENT STALLING Closed

Kia issued a "Kia Technical Times" in October 1998 stating that, due to loose connections at the fuel pump ground at G300, the fuel pump may shut off intermittently. The corrective action is to solder the fuel pump ground terminals at the terminal connec

NHTSA #SQ99020 · Vehicle Speed Control · opened Jun 1999 · closed Jan 2000

REFUELING SPIT- BACK Closed

The subject vehicles are equipped with Onboard Refueling Vapor Recover Systems. Owners report that, during the refueling process, fuel sprays out of the refueling opening and soaks the person refueling the vehicle with liquid gasoline

NHTSA #PE99042 · Vehicle Speed Control · opened Jun 1999 · closed Dec 1999

WINDSHIELD WIPER Closed

ALLEGED WINDSHIELD WIPER BECOMES INOPERATIVE WHEN THE WIPER ARM AND PIVOT SEPARATE

NHTSA #PE99033 · Visibility · opened May 1999 · closed Oct 1999

An investigation means NHTSA is examining a possible defect — it is not a recall, and many close without one.

Manufacturer service bulletins 19

Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 19.

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 bulletin provides inf…

Bulletin TSB_BOD055_R1 · Structure, Exterior Lighting · Sep 2021

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.

Bulletin PS539 · Engine And Engine Cooling · Mar 2018

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 examples are: axle shaft nu…

Bulletin TSB-GEN085R1 · Equipment, Equipment Adaptive/mobility · Jan 2017

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 stake collar, cotter pi…

Bulletin TSB-GEN085 · Latches/locks/linkages, Equipment Adaptive/mobility · Nov 2016

TSB: AUTOMATIC TRANSMISSION FLUID APPLICATION GUIDE - THIS BULLETIN PROVIDES INFORMATION RELATING TO THE CORRECT AUTOMATIC TRANSMISSION FLUIDS THAT ARE REQUIRED FOR EACH KIA MODEL. REFER TO THE SHOP MANUAL ON KGIS FOR THE SPECIFIC KIA MODEL, THEN REFERENCE THE…

Bulletin TSBTRA046 · Power Train · Dec 2013

KIA: ALL MODELS. ARTICLE PROVIDES INFORMATION RELATING TO THE IMPROVED DURABILITY OF BULB LIFE FOR REAR COMBINATION BULB; REAR STOP LAMP/TAIL LAMP BULB UTILIZED ON MULTIPLE KIA MODELS. *PE

Bulletin KT-2008082201 · Parking Brake, Exterior Lighting · Aug 2008

CHARGING SYSTEM UPGRADE. *TT

Bulletin 017 · Electrical System · Sep 2004

BATTERY CABLE CHAFING INSPECTION, REPAIR AND REPLACEMENT. REVISED TECHNICAL SERVICE BULLETIN. *TT

Bulletin 035R · Electrical System · Jan 2004

BATTERY CABLE CHAFING INSPECTION, REPAIR AND REPLACEMENT. TECHNICAL SERVICE BULLETIN, LETTERS TO SERVICE MANAGERS AND DEALERS AND OWNERS. *TT

Bulletin 035 · Electrical System · Dec 2003

RECALL CAMPAIGN 027 TO REPLACE FRONT SEAT BELT BUCKLES. NOTIFICATION LETTER TO DEALERS. *TT

Bulletin 027 · Seat Belts · Dec 2002

Source: NHTSA Office of Defects Investigation, listed for the SEPHIA. Model-year data, not specific to one car.

About the Kia Sephia

The Kia Sephia is a compact car that was manufactured by the South Korean automaker Kia Motors from September 1992 to 2003.

From Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.

1998 Kia Sephia trims & engines on record

Trims
Base
Engines
1.8L 4-cyl

1998 Kia Sephia vehicles on record

Other Kia Sephia model years

1998 Kia Sephia — frequently asked questions

Does the 1998 Kia Sephia have any safety recalls?

NHTSA lists 6 recall campaigns for the 1998 Kia Sephia. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are done at no charge.

What are the most common problems with the 1998 Kia Sephia?

Across all 713 owner complaints filed with NHTSA, the most-reported problem areas are service brakes, hydraulic, engine and engine cooling.

What gas mileage does the 1998 Kia Sephia get?

The 1998 Kia Sephia has U.S. EPA estimates of 23–24 mpg combined, depending on engine and trim (2 versions).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.