Quote Originally Posted by joylove View Post
The rails might be down because it's not fully powered on to conserve the battery life. You would want it in the car and supposedly in a working mode for that test. If you tie the logic line to ENABLED with a 1k resistor as a test does the unit start performing correctly?
Don't know....and can't do any more tests on it because when I got the new module they took the old one because new module was an "replacement part".

So, maybe someone else, who has the problem and more time than I did, can try that.