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      08-24-2020, 07:21 AM   #946
Helmsman
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Drives: 2011 AW E90 M3 ZCP
Join Date: Mar 2014
Location: Stockholm, Sweden

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Quote:
Originally Posted by JL947 View Post

Another very weird thing I discovered on my spare actuators was the circuit board drastically slowing down the actuator itself. Here's a video of the said issue. The left actuator is an old unit with replacement gears 30k ago and is also the one that was just in the car putting it into limp mode, while the right one is a newer unit with 15k. Also note that in the attached pictures, nothing is bent or in the way of the gears from slowing down the spin. Even with the circuit boards switched around, the oddity follows.
That was strange, what has the PCB to do with the mechanics here?? It's a spring pulling the arm back or?
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