Wiper parking switch faulty, most often part of wiper motor
A bad pulse board or window wiper motor can cause your wipers to stay in the "up" position.
I had that problem and it was the wiper motor. I got one from the wreckers complete with the (transmission) or assembly and it works great. You can buy just the motor but it is more difficult to mount, I suggest changing the complete assembly.
It is possible that the wiper pulse board is defective.
A bad fuse may be the cause of windshield wipers not working on a 1998 Lumina. The switch that activates the wiper motor is another possible cause for the wipers not working.
Too high a temperature
The "park" switch inside the wiper motor assembly has failed.
If your wipers activate automatically when you start your car, it could be due to a few reasons. Some vehicles have a feature that triggers the wipers during startup if the wiper switch is in the "on" position. Additionally, a faulty wiper relay or a malfunctioning control module could cause this issue. It’s advisable to check the settings and consult a mechanic if the problem persists.
the wires maybe fired because it's a 1997 it could be used alot.
There are a few issues that can cause starting problems in the Kia Sephia. Some include a bad or drained battery, faulty starter, or a bad alternator.
A bad relay switch will cause the windshield wipers to not turn off. Replace the relay switch and the windshield wipers should turn off.
There are several things that can cause your windshield wipers not to work. The most common cause is a malfunctioning windshield wiper motor.
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