Q: My battery is being drained by the constant running of the coolant fan

asked by on November 10, 2016

My battery is being drained due to the coolant fan staying on after the car is turned off for 10-30 min , could this be a faulty coolant fan control module ?

My car has 181000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Temperature gauge not reading correctly.
This vehicle has had many electrical issues with bad crimps in the wiring causing gauges to read erratic and when the computers see issues in the wiring it will turn on the light and put the gauge to the low...
How do I flash the high beams?
You can briefly flash the high beams if you need to get someone’s attention. To do this, pull the turn signal lever (which protrudes from the left side of the steering wheel) towards you briefly, and then release it.
2006 Toyota Highlander very sluggish
You will need to have the fuel pressure checked to see if it is giving enough pressure and volume. Have the fuel filter replaced (https://www.yourmechanic.com/services/fuel-filter-replacement). Lack of power can be due to the engine not making the power or the...
My truck has trouble starting, and when it does start, it feels like it's choking or struggling to stay on.
The EVAP system prevents fuel vapors from the fuel tank from escaping into the atmosphere. The EVAP system collects and temporarily stores the fuel vapors in the charcoal canister. The charcoal canister is filled with activated carbon pellets that can...
Car running hot wont start
Without knowing the specifics, I can give you a few general causes. Overheating or running hot could have damaged the engine internally in the form of a cracked cylinder head or head gasket. Also from the extreme heat, any number...
My car alarm keeps randomly going off at night or during a storm. I know one of my door sensors is messed up and it thinks it's op
The alarm system cannot be bypassed to disable the alarm. you will need to locate and repair the defective door latch in order to fix the issue. I know this is not what you wanted to hear but the manufacturer...
brake pedal goes to floor when starting vehicle
It is normal for the brakes to go down about 4 inches when starting the car with foot on the brakes but not for the brakes to go to the floor. If it goes all the way to the floor...
Engine Misfire in cylinder 5
It is possible that there could be an issue with the fuel injector or the compression on that cylinder. I would recommend having the compression tested on all the cylinders to ensure that the piston rings are functioning properly.

Related articles

A Buyer’s Guide to the 2012 Volkswagen Passat TDI
It It might look just like the regular Passat, but the 2012 Volkswagen Passat TDI is the kind of practical sedan that even the most hardcore car enthusiasts can get excited about. Why? While it looks like a mid-size family...
Symptoms of a Bad or Failing Clutch Switch
If your manual car is starting without the clutch pushed in or is not starting at all, you may need to replace the clutch switch.
How to Replace a Car Air Conditioning (AC) Compressor
If the AC compressor fails, it can cause the air conditioning system not to work. This article covers how to locate, remove, and install a compressor.