How the mode of failure with this pump appears to be simple age and miles likely exasperated by a lack of coolant changes.
Bmw electric water pump rebuild.
Symptoms were overheating and damaged drive belt system.
Disassembly of the front cover and removal of the water pump allowed for inspection of the pump.
This allows the dme to fully control and modulate the coolant flow through the engine without dependency on rpm.
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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.
In this video i will show you how to troubleshoot water pump codes for a bmw 335i and resolve issues for one dollar.
The electric water pump of bmw is unique from the contemporary water pumps used in other cars.
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