1998 Kia Sephia engine problems

The 1998 Kia Sephia has 128 engine complaints filed with NHTSA — 13% of the year's total, and up sharply from the prior model year.

128

Engine complaints

13%

Share of year

Crash-involved

Related recalls

Engine complaints by year

Sephia engine complaints by model year. Red bars are years to avoid.

Related recalls

00V175000EngineJuly 17, 2000 · 100,137 units

Defect

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.

Consequence

THIS WOULD CAUSE CUSTOMERS TO ADD MORE FUEL TO THE TANK CAUSING FUEL SPILLBACK OR SPITBACK FROM THE FUEL FILLER NECK.

Remedy

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.

What owners report

“WHILE TRAVELING AT 60 MPH CONSUMER NOTICED SMOKE COMING FROM UNDER THE HOOD. CONSUMER PULLED VEHICLE OVER, AND DISCOVERED THAT VEHICLE WAS ON FIRE. VEHICLE WAS SERVICED, AND TECHNICIAN STATED THAT MASS AIR FLOW SENSOR HAD AN ELECTRICAL MALFUNCATION. PLEASE PROVIDE FURTHER INFORMATION. *AK”
Complaint filed with NHTSA · Engine · fire

Common questions

How many engine complaints does the 1998 Kia Sephia have?

NHTSA has 128 complaints about the 1998 Kia Sephia engine — 13% of all complaints filed for that model year.

Are there recalls for the 1998 Kia Sephia engine?

Yes — 1 NHTSA recall campaign for this model year is tied to the engine: 00V175000.

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.