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Old 04-07-2023, 06:17 PM   #12
JFP in PA
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Join Date: Feb 2005
Location: It's a kind of magic.....
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Quote:
Originally Posted by Kice View Post
Thanks. I checked the relays in the trunk per Bentley manual and they all seem ok.

I also measured the voltage directly from the CPS connector when cranking the engine and it clearly produces a signal. So the CPS seems to be fine.

I am however unclear how to check if that signal reaches the DM, because when I disconnect the DME connector to check for the signal on the respective pins the car will not start at all. I guess need to jumper the starter for that test?
No, the CPS is a Hall Effect sensor, it only has to turn over to generate a signal, it does not need to run.
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