Table of Contents
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.
Why is my Jeep Grand Cherokee blowing hot air?
An A/C blowing hot air has several possible root causes. There could be an issue with your compressor clutch, a blown fuse, a leak, or a clog in the expansion valve. What can cause an A/C system leak? Over the years, the rubber seals and gaskets in your Grand Cherokee’s A/C system naturally degrade.
What is blend door?
The blend door actuator is a small electric motor in your car that controls your car’s climate control system. When you turn the dial to increase or decrease the temperature or flow of air, the signals go through the blend door actuator.
Do I need to calibrate blend door actuator?
Calibration is required after a actuator is replaced, but not necessary if power is removed. If you remove power to the system, the air conditioning, temp and air distribution blend doors will self calibrate when power is restored.
Why is my Jeep AC not working?
While there are a variety of reasons your Jeep Wrangler air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.
What is a recirculation door?
Electric blend and recirculation doors are used with (EATC) electronic automatic temperature control systems to control cabin air temperature. Applying voltage to one wire and grounding the other moves the door in one direction. Reversing the polarity of these wires moves the door in the other direction.
Where is the blend air door actuator located?
The blend door actuator is typically located closer to the heater core and evaporator than the mode door.
How can I repair my Jeep Grand Cherokee blend door?
Start the Jeep® and turn on the AC. Manually switch between heat and AC by turning the axle left and right with your fingers. If there is no change. between cold and hot while turning the white connector, your blend doors are broken and the JGCParts Heater. repair kit is your solution.
What kind of heater does a 1999 Jeep Grand Cherokee use?
JGCParts Heater Dual Zone blend doors for all 1999 – 2004 Jeep® Grand Cherokee®. The easiest, cheapest way to fix and restore heat to your Jeep. 1999 – 2004 Grand Cherokee®.
How long does it take to repair a Jeep Grand Cherokee heater?
This job will take between 30 – 45 minutes for most people. JGCParts Heater Dual Zone blend doors for all 1999 – 2004 Jeep® Grand Cherokee®. The easiest, cheapest way to fix and restore heat to your Jeep. 1999 – 2004 Grand Cherokee®.
Is there single zone control on a 1999 Jeep Grand Cherokee?
Our single zone control can be used on ALL 1999 – 2004 Grand Cherokee® vehicles! On models with dual zone control, the dual control feature will be lost. There is no electronic diagnosis available for your Jeep®. Physically check the operation of the blend doors by removing the glove box.