Solenoid from a car door, any car door: are they legal in 2016?

[paul.dornfeld]

Originally Posted by Mr V

If it is a door lock actuator from a car made in the last 40 or more years then that actuator will be a motor and not a solenoid and thus legal w/o restrictions. Now if is for releasing the trunk lid, hatch, or window in a hatch/tailgate then it will be a solenoid and legal if it is within the restriction of a maximum 1" stroke 10 watt consumption at a nominal 12v.

Thank you for explaining the differences. How would I test for (and presumably prove for the inspectors) its 10 watt consumption, though?