Windshield wipers

Tiny
GREVAIC
  • MEMBER
  • 2004 SAAB 9-3
The windshield wipers won't turn off.
Thursday, September 24th, 2009 AT 5:29 PM

1 Reply

Tiny
KASEKENNY
  • MECHANIC
  • 18,907 POSTS
There are a couple of things that will cause this issue.

The most common thing is a relay that is sticking on. I am attaching the wiring diagram below for you to check the relay to start. Here is a guide that will help with this:

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

If the relay is not the issue, then we need to check the control side of the relay and see if they are being commanded closed because more than likely we have a control module issue that is causing them to remain on.

Basically, check the voltage using this guide on pins 85 and 86.

https://www.2carpros.com/articles/how-to-check-wiring

Let me know what you find on these circuits when the switch is off, and we can go from there.

Thanks
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Thursday, February 24th, 2022 AT 6:24 PM

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