One problem related to hazard flashing warning light switch has been reported for the 1998 Kia Motor Sephia. The most recently reported issues are listed below.
Signal lights fail to work properly when in use during cold weather for 15 minutes or so. Sometimes this happens when it's raining. The dealer replaced the hazard switch and there have not been any failures since. Seat belts have been replaced 3 times. Brakes and rotors have been replaced 3 times. Windshield wipers failed prior to recall. Head gasket replaced at 3500 miles. Molding on the doors fell off and was replaced. Tailpipe was replaced due to excessive exhaust fumes.