How do you repair a Toyota 4Runner blower?
Remove the dash. Remove the two supports for the stereo. Remove the two fasteners and the two nuts as well as bolts on the support bar on the passenger side, then pull the bar out. Remove the air duct between the heater core and blower motor. Remove the heater core and install the new one in its place.
Where is the heater located on a Toyota 4Runner?
The heater core is part of your engine’s cooling system, imagine it as a box situated behind the dashboard that has hot engine coolant passing through it. When you crank up the heater, the blower pushes air past the core and into the cabin.
How do you install a new car heater?
Install the new heater core. Reinstall the duct between the heater core and blower motor, then the passenger side support bar and stereo surrounds. Slide the dash back in reconnect the steering column to the support bar. Reinstall the instrument cluster, stereo, climate control knobs, and surrounding trim piece.
What are the symptoms of a bad heater core?
When you crank up the heater, the blower pushes air past the core and into the cabin. Symptoms of a heater core gone bad are twofold and terrible: first, the heat no longer works, and second, you may have found a sweet, wet substance in the passenger-side footwell. The sweet smell is the smell of engine coolant leaking out of the heater core.
What should I do if my heater blower fuse blows?
The repair involves installing factory updates to make the fuse panels equal to the task. Step 4: Replace the fuse. If the fuse is blown, replace it and then try the blower. If the fuse blows right away, your car may have a bad blower motor or some other problem in the system.
What should I do if my engine blower is not working?
With the key still in the off position, plug the relay back into the slot. Turn on the key and try the blower. Some relays may not activate until the car is running and have a built in delay so you may need to start the engine and wait a few seconds to see if your repair was successful.
What are the signs of a broken blower motor switch?
Some common signs of a broken blower motor switch are if the switch only works on certain air settings, which occurs when a contact wears out, or if the switch is stuck or often gets stuck, indicating that the switch is not working properly.