435i 2013 Electric coolant pump never stop

antioka963 · 08-18-2022, 02:02 PM

Hello !
I have 435i from 2013 , i have a problem with my waterpump when the car is going to sleep the pump starting , i read with ista no error codes , i checked wirings , change the pump, temp sensor no solution . When i close the car with key fob pump running for 2 minutes and turn off. Anybody can help?

Billfitz · 08-18-2022, 05:40 PM

Probably the thermostat. Do a search, it's been addressed before.

antioka963 · 08-19-2022, 01:17 AM

If i remove plug from thermostat how can the pump can work? I do a search but i can”t find the solution .

08-18-2022, 02:02 PM	#1
antioka963 Registered 0 Rep 2 Posts Drives: Bmw 435i Join Date: Aug 2022 Location: Hungary iTrader: (0)	435i 2013 Electric coolant pump never stop Hello ! I have 435i from 2013 , i have a problem with my waterpump when the car is going to sleep the pump starting , i read with ista no error codes , i checked wirings , change the pump, temp sensor no solution . When i close the car with key fob pump running for 2 minutes and turn off. Anybody can help?
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08-18-2022, 05:40 PM	#2
Billfitz Lieutenant General 8620 Rep 16,672 Posts Drives: '15 328iX GT Join Date: Jan 2015 Location: New Hampshire iTrader: (0)	Probably the thermostat. Do a search, it's been addressed before.
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08-19-2022, 01:17 AM	#3
antioka963 Registered 0 Rep 2 Posts Drives: Bmw 435i Join Date: Aug 2022 Location: Hungary iTrader: (0)	If i remove plug from thermostat how can the pump can work? I do a search but i can”t find the solution .
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