What causes a car fan to run constantly?

1 Answer:
  • Cathy Tan
    The situation when the car radiator cooling fan keeps running constantly can be caused mostly by a failing coolant temperature sensor or its wiring, broken fan start relay, damage to the electrical wires, electronic engine control unit (ECU) problems.
  • How much does it cost to replace a fan control module?

    Fan controller replacement – average cost is between $250 and $400 (dependent on the type of vehicle and model) Replacement radiator fan -this may cost between $592 and $627.
  • How much does it cost to add refrigerant to a car?

    The Average Cost to Recharge Your Car Air Conditioner Is $20 to $155, Depending on if You Go to the Mechanic or DIY.14 jul 2021
  • Where is the ECT sensor located?

    The ECT sensor is located in the left of the cylinder head and is connected to the Engine Coolant Temperature Sensor. Underneath the air intake pipe and behind the right cylinder head is where the Engine Coolant Temperature Sensor is located.
  • Does a Chevy Sonic have a thermostat?

    The thermostat housing is removed and the thermostat and gasket are extracted.
    ...
    Car2013 Chevrolet SonicL4-1.8L
    ServiceService typeCar Thermostat Replacement
    EstimateEstimate$545.61
    Shop/Dealer PriceShop/Dealer Price$664.20 - $1000.99
  • How do you know if car water pump is bad?

    5 Symptoms of a Failing Water Pump
    1. Coolant Leaking. One of the first signs of a potentially faulty water pump is a puddle of coolant on the ground where you've parked your car. ...
    2. Rust or Deposit Build-Up. ...
    3. Noise. ...
    4. Overheating. ...
    5. Steam.
    26 oct 2020