Thread: engine coolant
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      10-23-2021, 09:26 PM   #22
Resjudicata
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Drives: M850i convertible
Join Date: Jun 2019
Location: Dulles Virginia

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dealership checked it, pressure test and topped it off for free / included in warranty.

it only needed a few drops of coolant according to the tech. apparently it happened from the hot and cold temperatures here lately, fluctuations caused a slight drop and trigger the sensor.
Appreciate 0