Usually it's located
in the dashboard on the opposite side of the steering wheel
. You can't see it because it's inside the vehicle, but that's where it is located. The blower motor resistor is the part of the blower motor that controls the speed.
Where is the blower fan resistor located?
It's located
inside the dash
, often on the opposite side of the steering wheel or inside the engine compartment on the firewall. A blower motor resistor or a blower motor control module is the part that controls the speed of the blower motor.
Where is the AC heater blower motor resistor?
In manual heating and air conditioning systems, the heater blower motor resistor is
connected to the dashboard fan switch
, which is directly controlled by the driver.
How do I know if my blower motor resistor is bad?
Place one lead of the Ohmmeter on terminal 1 of
the resistor. Place the other lead on terminal 2 and check against specifications. If this circuit is open, showing infinity on the Ohmmeter, the blower resistor must be replaced. Move the lead from terminal 2 to terminal 3 and check this reading against specifications.
How do I remove the blower motor resistor?
- Remove the negative battery terminal. …
- Locate the blower motor resistor on the passenger side under the dash board. …
- Disconnect the electrical connector to the blower motor resistor.
- Remove the screws or bolts to the blower motor resistor and remove the resistor.
Why is my blower fan not working?
If you see or hear the fan turn on,
your blower motor is not the culprit
. If the fan does not start, you have a wiring issue (circuit breaker trips) or motor problem (circuit breaker does not trip). While your thermostat may be at fault, only an HVAC technician can diagnose and remedy the issue correctly.
Can you fix a blower motor resistor?
The resistor module is easy and inexpensive to replace. It's then typically installed in the ductwork, near the car blower—either under the dash or under the hood. (Refer to a service manual to locate yours.) Purchase a new resistor module at the auto parts store (usually less than $25).
How much does it cost to fix a blower motor resistor?
The average cost for a Blower Motor Resistor Replacement is
between $108 and $137
but can vary from car to car.
Will a blower motor work without the resistor?
If the resistor shorts or fails, it may cause the blower motor to remain stuck on one fan speed. The heating and air conditioning systems may still function at one speed, however
the resistor will have to be replaced in order
for full functionality to be restored.
What are the four airflow locations?
- REQUIRED AIRFLOW. Before you measure airflow, you need to know how much the system needs. …
- FAN AIRFLOW. …
- DELIVERED AIRFLOW. …
- OUTSIDE AIR. …
- THE OPPORTUNITY WITH AIRFLOW.
What are the symptoms of a bad blower motor?
- Weak airflow. This is one of the first signs of a bad blower motor that people tend to notice. …
- Noises. Have you noticed any unusual noises coming from your vehicle's HVAC system? …
- Smoke or smells.
How do you test a blower motor?
- Use voltmeter or ohmmeter to check for a blown fuse. If you find one, replace it.
- Start car and see if blower motor works. …
- If the circuits are in good repair but the blower motor keeps blowing fuses, replace the blower motor [source: You Fix Cars].
How long does it take to replace a blower motor resistor?
takes
about 45 minutes
.
How much does it cost to replace a blower motor?
Replacing a blower motor costs
$450 on average
with a typical range of $250 to $800. With a warranty, you might pay as little as $150 for labor alone. For high-end models, like those with large motors or access issues, you might pay as much as $2,000.
