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Monthly Archives: January 2016

BMW N52 N54 Electric Water Pump Repair

BMW N52 N54 Electric Water Pump Repair

Gone are the days of a engine belt driven water pump on late model BMW's. The BMW engines inline 6 cylinder N51 N52 N54 N55 are equipped with electric water pump. This allows the DME to fully control and modulate the coolant flow through the engine without dependency on RPM. This electric design allows for engine power output efficiency and balanced cooling responsibilities for the engine. More cooling power is required on demand for turbocharged engines such as the E90 E60 N54/N55 vehicles. Failing Water Pump Warning Signs The electric water pump tends to fail after 50,000 miles and the early warning signs are the yellow engine temperature light which will then turn red when the car is overheating. The heat will no longer blow hot due to low coolant circulation and the coolant level is below minimum. Once the water pump fails the car will enter fail safe mode to prevent engine damage. The common fault codes stored in the DME are 2E82 Electric ... read more


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