Hi Alex,
Were you able to get a look at the motor itself?
That's what I would want to see.
Your earlier photo looked like there may have been peened studs
holding the cover?
Are there brushes to replace in there?
What do you see for voltage at the motor when it runs?
Make sure the arm ball joint is free.
I just went out to my 940 and measured rear wiper about 3 amps current draw with
a 0-50 A analog meter, and about 2.5-2.7 A with the cheapo HF VOM I keep in
the glove box. Measure at Fuse 14 socket (fuse out) and the positive is up top.
See what you draw for current, quick and easy to do.
Remember to set your meter and probes for 10 DC Amps.
Bill
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