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Old 01-09-2019, 10:18 PM
80stech 80stech is offline
Join Date: Mar 2016
Location: Saskatchewan Canada
Posts: 932
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Originally Posted by wpoll View Post
So the second sensor wired to the IKE drives the gauge but the warning comes from the DME/DDE via CAN bus... so to test this we need to futz with the engine temp sensor and not the gauge temp sensor, to convince the DME/DDE that the engine is overheating... sounds a bit dodgy..
From what I get out of reading that factory info and poking around is that the gauge side of the sensor doesn't get used for anything. I did a ton of futzing on the DME side with no dodgyness happening other than setting a code for it being shorted.
1988 325is (purchased new)
2004 X5 3.0 (new to me) 2005 X3 2.5 (new to wife)
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