Quote:
Originally Posted by Greck
What is the normal working temperature for our diesel engines?
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With a brand new thermostat,you should get 85ºC~89ºC under normal driving conditions.Thats what i noticed right after replacing thermostat on my X5-35D.Before i was getting 72~75.And i noticed rise in fuel economy right after that.
88ºC is what stamped on a thermostat.