What causes windshield wipers to work intermittently?
This is usually caused by the wiper motor not getting the power that it needs due to a bad relay. In most cases, a professional mechanic will replace the intermittent wiper relay and the controls at the same time to ensure all of the supporting connections work smoothly together.
Why won’t my intermittent wipers work?
Your wiper relay could be bad if the low and high speed wiper positions function properly but the intermittent function stops working. Any combination of positions working or not working is a good indication of a faulty relay.
Why do my windshield wipers keep going on and off?
Faulty park switch: Inside the wiper motor is a park switch. If this switch goes bad, then an electric current will go through your windshield wiper system even when it is turned off. Bad wiring: A loose wire or bad connection could also cause your windshield wipers to continue to run even when they are turned off.
Where is the intermittent windshield wiper relay located?
Where is the intermittent windshield wiper relay located? This relay is controlled by the integrated control unit located in the fuse and relay panel at the left kick panel. The Vigor is similar to the Legend, but the intermittent relay is located at the front of the engine compartment.
How do you test a wiper control module?
Use the fuse pattern shown on the cover and locate the wiper motor fuse. Test the fuse using your twelve volt test light. Clip the ground lead to a solid ground source and touch the positive lead to each side of the fuse. If the test light lights up on both terminals, the fuse is good.
How do I know if my wiper motor is bad?
Symptoms of a Bad or Failing Windshield Wiper Motor
- Wiper blades move slower than programmed.
- Wiper blades only have one speed.
- Wiper blades don’t move.
- Wiper blades don’t park in the correct position.
Why wont my wipers turn off?
Why Wiper Blades Won’t Turn Off Faulty Relay: Every windshield wiper system has an internal electric switch mechanism called a relay. Faulty Park Switch: When the park switch fails, the system no longer tells the wipers to stop at the bottom of the windshield, and they often won’t stop at all.
How do I know if my wiper switch is bad?
Common signs include windshield wipers not turning on or off, not changing speed or settings, and the turn signals not working.
How can you tell if a wiper motor is bad?