The electric water pump of bmw is unique from the contemporary water pumps used in other cars.
Bmw electric water pump rebuild.
Gone are the days of a engine belt driven water pump on late model bmw s.
In this video i will show you how to troubleshoot water pump codes for a bmw 335i and resolve issues for one dollar.
How the mode of failure with this pump appears to be simple age and miles likely exasperated by a lack of coolant changes.
Here are the reasons behind its failing and the symptoms associated with a bad electric water pump.
The bmw engines inline 6 cylinder n51 n52 n54 n55 are equipped with electric water pump.
However it also malfunctions usually.
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This bmw 540 has was diagnosed with a defective engine coolant pump.
This allows the dme to fully control and modulate the coolant flow through the engine without dependency on rpm.