What does auxiliary pump mean?
Noun. 1. auxiliary pump – a supplementary pump available if needed. donkey pump. pump – a mechanical device that moves fluid or gas by pressure or suction.
What to do if your auxiliary water pump is inoperative?
If the auxiliary coolant pump is inoperative, the customer might notice reduced heater performance at low speeds and at idle. Your first instinct might be to replace the thermostat, the water pump or the heater core, but if the vehicle is equipped with an auxiliary coolant pump, you will need to dig a little bit deeper with your diagnostic process.
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.
What are the symptoms of a bad auxiliary water pump?
1. No warm air is coming from the heater Since it is the primary job of an auxiliary water pump to supply hot coolant to the heater core, it seems obvious that the first symptom of a problem with this component would be no hot air blowing from the heater.
How does an auxiliary water pump work in a car?
Heater has fluctuating heat. The auxiliary water pump is a consistent flowing device that circulates warm coolant into the heater core – regardless of how fast your engine is running. Because of this fact, if you set a temperature on the thermostat control (if your car has one), it should remain solid.
If the auxiliary coolant pump is inoperative, the customer might notice reduced heater performance at low speeds and at idle. Your first instinct might be to replace the thermostat, the water pump or the heater core, but if the vehicle is equipped with an auxiliary coolant pump, you will need to dig a little bit deeper with your diagnostic process.
Is the auxiliary water pump connected to the heater?
On the test drive, the system may perform great for you. The issue could be the auxiliary water pump. This pump is not connected to the cooling of the engine. Its primary function is to circulate warm coolant to the heater core.
What does an auxiliary water pump do in a car?
Auxiliary Water Pump – Direct Fit, Without Heated Windshield… A vehicle’s auxiliary water pump is an electric pump that sends additional warm coolant to the heater core. This component helps regulate a vehicle’s cabin during cold days and makes it possible for the heater to work.
What happens when an auxiliary coolant pump is inoperative?
If the auxiliary coolant pump is inoperative, the customer might notice reduced heater performance at low speeds and at idle.