How do you reset the blend door actuator on a Jeep Grand Cherokee?

How do you reset the blend door actuator on a Jeep Grand Cherokee?

Blend Door Actuator Motor Calibration Move the key to the off position. Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. Replace the fuse.

What is a C heater blend door actuator?

The blend door actuator is a small electric motor in your car that controls your car’s climate control system. It looks like a small plastic box with a few plastic gears on the inside. When you turn the dial to increase or decrease the temperature or flow of air, the signals go through the blend door actuator.

Where is the blend door actuator located on a 1996 Jeep Grand Cherokee?

The earlier system has the blend door actuator motor on the bottom of the heater box. The motor is located under the passenger side dash, above the transmission tunnel.

Why is my heat not working in my Jeep Grand Cherokee?

The most common reasons a Jeep Grand Cherokee heater isn’t working are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.

Does a blend door actuator need to be calibrated?

Calibration is required after a actuator is replaced, but not necessary if power is removed. If you remove power to the system, the mode, temp and air distribution blend doors will self calibrate when power is restored.

What is the IOD fuse on a Jeep Grand Cherokee?

What Is the IOD Fuse? The IOD fuse is a device used to prevent battery discharge while the vehicle is not in use. It’s beneficial when shipping or for long-term storage. The IOD fuse provides overcurrent protection of electrical circuits that goes through it.

Can you manually turn a blend door actuator?

The actuator is what needs replacing. The arm/hinge that is moving up and down is just the thing you need to grab with your finger to manually flip the blend door over to the hot temp side.

How do you reset the blend door actuator on a Chevy?

Replace it, and then turn on the ignition, run the truck for 1-2 minutes, then turn the truck off. Wait for between 10 and 30 seconds, and then turn the truck back on. Important to note that You shouldn’t touch the controls through this entire process. The reset is complete.

Why is my Jeep Grand Cherokee blowing cold air?

Your Jeep heater is blowing cold air and you’re not sure why. Two possibilities exist. One is a stuck thermostat. The other possibility is a bad heater core.

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