Thermostat should start to open at 87C and will not be fully open until 102C. 1 bar is equal to 14 psi. Engine is designed to be above 80C all the time.

Sorry, I stand corrected on the wiring, I did not realize there was an updated harness for the fan.

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Ali Al-Chalabi

2001 CLK55
1999 Dodge Ram 2500 Cummins Diesel
2002 Harley-Davidson Fatboy
Merlin Extralight w/ Campy Record