Why do BMW Water Pumps Fail?
BMW water pumps in particular can begin to fail near the 80,000-mile mark. The water pump is made of a plastic material, and over time it’s normal for the plastic to begin cracking and corroding. Other issues with water pumps could be due to problems with the bearing or the impeller pieces.
How long do BMW water pumps last?
On these water pumps , we suggest replacement at the 80,000 mile interval. Failure usually occurs very soon after the car hits this milage mark. There is a better pump available, we use one with a metal, rather than plastic impeller.
Is there a fuse for the water pump?
There is not a fuse for the water pump , however this may be caused by a faulty coolant fan switch or potentially a faulty coolant temperature sensor which is responsible for relaying the coolant temperature to the computer which then uses this information for many other things.
What are signs of bad water pump?
Symptoms of a Bad or Failing Water Pump Coolant leak at the front-center of your car. Water pump pulley is loose and making whining sounds. Engine is overheating . Steam coming from your radiator.
Can you drive a car with a bad water pump?
However, it not advisable to keep driving a car with a bad water pump because it can lead to overheating which will eventually result in complete damage of your car engine. With a bad water pump in a car , certainly, the car will move but, if you do not act fast by replacing it, it can cause the engine system to fail.
How much does it cost to replace a water pump on a BMW?
The average cost for a BMW 328i water pump replacement is between $651 and $730. Labor costs are estimated between $266 and $336 while parts are priced between $385 and $394.
What noise does a failing water pump make?
One way to check for worn out or failed water pump bearing; is to check for water pump shaft movement. So, with a faulty bearing, you can often hear a squealing, howling; or sometimes a grinding noise coming from the front of the engine.
How many miles do water pumps last?
Do water pumps leak coolant?
When a water pump starts to leak , the cooling system will lose coolant . If the leak is not discovered, the loss of coolant will eventually cause the engine to overheat. If coolant is leaking out of the water pump shaft or vent hole, the water pump needs to be replaced.
How long will a bad water pump last?
Water pumps are driven by the timing belt and usually last around 100,000-150,000 kilometres. Most manufacturers do a good job of making quality pumps , so it is fairly unlikely that you’ll run into trouble with one.
Why does my well pump keep blowing fuses?
Most likely the water Pump or its control or wiring is shorted or motor is failing and drawing high current. Leave electrical power off on the tripping circuit and call a licensed electrician for diagnostic help and repair.