Posts Tagged: BMW water pump

BMW overheats

January 15, 2016

Diagnose and fix BMW overheats condition If your BMW overheats when driving or idling, and the coolant temp light is red, chances are the electric water pump has failed. The newer BMW’s are known for water pump failures. If you have scanned the trouble codes and get a BMW trouble code 337A – deactivation of water pump due to blockage, don’t think you’re off the hook for a new water pump. It isn’t really a blockage. It’s an indication that the pump impeller has come loose from the pump shaft. … Read More