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Old 02-25-2019, 02:46 PM
BMW_E53 BMW_E53 is offline
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Join Date: Nov 2013
Location: Victorville,CA
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Quote:
Originally Posted by cn90 View Post
Original Poster,

The computer calculates wheel rotations, so if they do not match, then Trifecta light.

- Most of the time the plastic gear is stripped from repeated activation of the xDrive on slippery surfaces such as rain or snow.

- Since you live in California, the plastic gear does not have much of a work-out.

- A rare possibility is your electric motor is kaput. I guess you can apply some battery current to the motor to see if it runs. Anyway, the new actuator should answer the question.
Oh that makes a lot of sense now. And I wanted to test the motor but I was unsure which pins control/supply the power. Do you know which pins on the motor supply power so I can test it?
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