Will your heat work with a bad water pump?
Yes, a bad water pump can cause no heat. This is because the water pump is what circulates the coolant through the engine and heater core. If it has failed, it is unable to pump the coolant properly, resulting in little to no coolant circulating through the vehicles heater core causing no heat.
What is the function of a Mercedes water pump?
This pump is not connected to the cooling of the engine. The primary function is to circulate warm coolant to the heater core. If too little coolant is circulated, the blower fan will pull enough heat out of the coolant and cause the heater core to get cold. These pumps were first used on Mercedes Benz diesel vehicles in the 1980s.
Why is my auxiliary water pump not working?
The issue could be the auxiliary water pump. This pump is not connected to the cooling of the engine. The primary function is to circulate warm coolant to the heater core. If too little coolant is circulated, the blower fan will pull enough heat out of the coolant and cause the heater core to get cold.
How can I fix the coolant pump on my Mercedes?
Use a screwdriver to pry the cover plate off, and then use a T-50 Torx to remove the pulley bolt. Remove the hose that connects to the auxiliary coolant pump from its clip. Remove both hoses connected to the lower part of the coolant pump using a screwdriver.
When did Mercedes Benz start using auxiliary coolant?
Keep in mind, most Mercedes Benz vehicles made after 1999 have these auxiliary coolant pumps, this includes everything from the C-Class to the S-Class. If you think there is a problem, you not only have to troubleshoot the pump but the system that controls it. We were unable to load Disqus.
Is Mercedes Benz still reliable?
Yes, of course, Mercedes Benz is still a reliable car. Mercedes-Benz still makes great cars that are worth the money. Mercedes Cars are still classy cars and come packed with new technology and we can applaud them for their use of such new technologies. They do rank highly for build quality and overall performance.
How much does it cost to replace a water pump on?
Water pumps are in general not very expensive, however the installation can really vary depending on how the pump is driven. Most often your water pump replacement cost will be between $40 and $80 dollars. Exceptions to this price are the electric water pumps which will cost between $150 and $500 depending upon the model of car.
How much does service B for Mercedes Benz cost?
Mercedes Benz Service B cost. The cost of the Mercedes Benz Service B will depend on the dealership you choose, your geographical location and if you’re taking advantage of any promotions. With so many people sharing their costs online, we were able to determine that the costs could range anywhere from as little as $400 to more than $1,000,…
Is Mercedes Benz safe?
The Mercedes-Benz G-Class is a very resilient product. Despite having been in production since 1979, it remains one of the hottest offerings of the three-pointed star marque. The early models of the G-Class may be far from the luxurious cars of Mercedes today, but it is considered to be one of the safest passenger vehicles in the world.
What happens when an auxiliary water pump is not working?
The auxiliary water pump moves hot water or coolant that has recently circulated through the engine block to the heater core. However, when the pump is not working, due to an electronics failure or the motor of the auxiliary pump being broken, the heater core will not be able to heat up.
Why are auxiliary water pumps used in diesel engines?
Its primary function is to circulate warm coolant to the heater core. If too little coolant is circulated, the blower fan will pull enough heat out of the coolant and cause the heater core to get cold. These pumps were first used on diesel vehicles in the 1980’s because most diesel engines do not generate a lot of heat when running or idling.
Where is the auxiliary water pump on a hot water heater?
The auxiliary water pump is typically located at the rear of your engine, where the main water line splits to supply the heater core with recently heated coolant. On rare occasions, the auxiliary water pump will experience an electrical problem where the pump runs faster than it should or will continue to run after you’ve turned the engine off.
Why does my auxiliary water pump make a buzzing sound?
On rare occasions, the auxiliary water pump will experience an electrical problem where the pump runs faster than it should or will continue to run after you’ve turned the engine off. This is caused by an electrical short in the wiring that powers the auxiliary water pump. The water pump will make a high pitched buzzing sound if this occurs.