The 1998 Sephia was sold with a single engine, the 1.8L DOHC four, in Base and LS sedan form. Because this factory service and repair manual is matched to that exact year, engine and trim, every figure and sequence it gives applies to your car as built, not to a Sephia from a different production run.
Engines covered
- 1.8L inline-four — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
Trims covered
- Base
- LS
Known issues on the 1998 Sephia. Six recalls are on federal record for this model year. Two concern the fuel pump's electrical supply: on one, poor pin tension at the G300 ground junction connector; on the other, moisture corrosion in the C304 and C305 connectors that carry current to the pump — either condition could cause the engine to stall, increasing the risk of a crash. A third covers the front seat belt buckle assembly, which may false latch and expose the driver to unrestrained movement during a crash, so that in the event of a crash the seat occupant may not be properly restrained. The hazard warning light switch is also recalled: an electrical contact problem could result in inoperative hazard lights, and the loss of turn signals or rear hazard lamps could fail to warn a following driver. On the windshield wiper linkage, a ball socket may be out of tolerance, resulting in the link disengaging from the wiper motor drive under load, which could impair visibility in inclement weather. The last recall covers the emission control system, where certain valves caused fuel shut off, which would cause customers to add more fuel to the tank, causing fuel spillback or spitback. Owners have filed 994 complaints for the year and Kia has issued 18 technical service bulletins. The factory diagnostic and repair procedures behind each of those systems are here.
From tracing a stall back through the fuel pump circuit to a wiper linkage inspection or a routine service interval, it holds you to Kia's own procedure and the exact specification for your 1998 Sephia.
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 TO OPERATE.
THIS CONDITION COULD CAUSE THE ENGINE TO STALL, INCREASING THE RISK OF A CRASH.
THIS CORRECTIVE ACTION IS BEING PERFORMED IN CONJUNCTION WITH RECALL NO. 99V317.
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.
THIS CONDITION COULD CAUSE THE ENGINE TO STALL, INCREASING THE RISK OF A CRASH.
DEALERS WILL REPLACE THE EXISTING CONNECTORS AND REPOSITION THOSE CONNECTORS TO AN AREA WHERE THE PLACEMENT IS DESIGNED TO PREVENT CONTACT WITH MOISTURE.
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.
THIS WOULD CAUSE CUSTOMERS TO ADD MORE FUEL TO THE TANK CAUSING FUEL SPILLBACK OR SPITBACK FROM THE FUEL FILLER NECK.
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.
ON CERTAIN PASSENGER VEHICLES, THE SAFETY BELT BUCKLE MAY "FALSE LATCH" AND EXPOSE THE DRIVER TO UNRESTRAINED MOVEMENT DURING A CRASH.
IN THE EVENT OF A CRASH, THE SEAT OCCUPANT MAY NOT BE PROPERLY RESTRAINED, INCREASING THE RISK OF PERSONAL INJURY.
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.
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.
THIS CONDITION COULD CAUSE IMPAIRMENT OF VISIBILITY IN INCLEMENT WEATHER INCREASING THE RISK OF A CRASH.
DEALERS WILL REPLACE THE WINDSHIELD WIPER LINK AND ALSO PROPERLY TIGHTEN THE WIPER ARM RETAINING NUTS.
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.
THE LOSS OF TURN SIGNALS OR REAR HAZARD LAMPS COULD FAIL TO WARN A FOLLOWING DRIVER THAT THE VEHICLE IS TURNING AND/OR IS STOPPED AND COULD RESULT IN A CRASH.
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.
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
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: 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: 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: 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
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
CHARGING SYSTEM UPGRADE. *TT
BATTERY CABLE CHAFING INSPECTION, REPAIR AND REPLACEMENT. REVISED TECHNICAL SERVICE BULLETIN. *TT
Showing the 8 most recent of 19 technical service bulletins on file with NHTSA.
WHILE DRIVING WIRES UNDERHOOD CAUGHT ON FIRE. DEALER HAS BEEN NOTIFIED. PLEASE PROVIDE FURTHER DETAILS. *AK
BRAKES FAILED CAUSING ACCIDENT, THEY HAVE BEEN REPLACED 4 TIMES ALSO ROTORS FUEL PUMP, TRANSMISSION, GLOVEBOX,WIRING HARNESS, MANY OTHER THINGS TOO... COULD HAVE LOST MY 2 OF MY GRANDSONS IN THE ACCIDENT... ARE WE GOING TO PUT UP WITH THIS??? I CAN BE REACHED AT VITELLO@PGH.NET
BRAKES,LIGHTS,SEATS,BATTERY,AIRBAGS,ODOMETER,LEAKS,AIRCONDITION,LEFTDOORHANDLE (TIRESIZE: 14`)( DOT NUMBER: TIRE SIZE: 14` )
UNTIL NOW DEALERSHIP NOR MANUFACTURER IS COOPERATING
WHILE DRIVING IN THE SNOW MADE A TURN THAT LEFT VEHICLE LOOKING TO ONCOMING TRAFFIC, AND HAD HEAD-ON COLLISION WITH ANOTHER VEHICLE. UPON IMPACT, AIR BAGS DID NOT DEPLOY, CAUSING INJURIES TO CONSUMER AND CHILD IN VEHICLE.*AK
CONSUMER STATES THAT WHEN THEY WAS HIT IN THE FRONT CENTER OF THE VEHICLE THE AIR BAG DID NOT DEPLOY CAUSING MINOR INJURIES TO THE CONSUMER. DEALER NOTIFIED.
WHILE DRIVING 60 MPH THE VEHICLE WAS INVOLVED IN A FRONTAL COLLISION. THE DUAL AIR BAG DID NOT DEPLOY UPON IMPACT. THE CONSUMER SUSTAINED BRUISING FROM THE SEAT BELT. PLEASE PROVIDE ADDITIONAL INFORMATION.
I WAS IN A VERY SERIOUS ACCIDENT ON AUGUST 7TH, AT 10:30 AM WHILE DRIVING IN THE MIDDLE LANE OF THE MASS PIKE RT. 90 FRAMINGHAM, MASS. I THOUGHT MY KIA SEHPIA WAS IN ACCELENT CONDITION, BUT WHILE I WAS DRIVING IN THE MIDDLE LANE, THE STEERING WHEEL AND COLUMN STARTED SHAKING AND I COULD NOT STEER THE VEHICLE. I TRIED TO KEEP THE VEHICLE IN THE LANE BUT COULD NOT CONTROL THE STEERING. THE CAR SCREECHED AND WAS PULLING TO THE RIGHT. TO MY IMMEDIATE RIGHT WAS A LARGE RYDER RENTAL TRUCK, I BRA
NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK
AIR BAG WARNING LIGHT REMAINS ILLUMINATED, INDICATING A MALFUNCTION WITHIN THE SYSTEM, CAUSE UNKNOWN, ALSO, VEHICLE WAS INVOLVED IN A COLLISION IN WHICH THE AIR BAGS DID NOT DEPLOY. *AK *ML
THE DRIVER IN FRONT OF MY VEHICLE STOPPED TO RUBBERNECK AT AN ACCIDENT. MY DAUGHTER REAR-ENDED THE CAR AT 50-55 MPH AND HER 98 KIA SEPHIA AIR BAG DID NOT DEPLOY. SHE HAS CHIROPRACTIC INJURIES. *AK
THE BRAKES ON THIS CAR ARE TERRIBLE! I HAVE BEEN IN AND OUT OF THE SHOP SINCE THIS CAR WAS BOUGHT. I HAVE HAD NUMEROUS PAD AND ROTOR REPLACEMENTS. I EVEN GOT INTO A REAR-END ACCIDENT 1 1/2 YEARS AGO THAT I COULD HAVE AVOIDED WITH COMPETENT BRAKES. I NOW HAVE TO REPLACE THE DRUMS AND REAR SHOES BECAUSE THEY HAVE BEEN WORKING OVERTIME TO COMPENSATE FOR THE POOR FRONT BRAKES. THANKS A BUNCH KIA! WORST CAR I'VE EVER DRIVEN.
NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK
CONSUMER WAS INVOLVED IN A FRONTAL COLLISION IN WHICH THE DRIVER'S AND PASSENGER'S AIR BAGS DID NOT DEPLOY, CAUSE UNKNOWN. PLEASE GIVE ANY FURTHER DETAILS. *AK
THE CONSUMER REAR ENDED ANOTHER MOTORIST AND THE AIR BAGS FAILED TO DEPLOY*AK THE CONSUMER ALSO STATED THE BRAKES FAILED. *JB
Showing the 15 most serious of 713 complaints filed with NHTSA.
