Heatertreater offers the ultimate solution to blend door repair.
Jeep wrangler blend door calibration.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
Set the azc to automatic.
The ac heater control module learns what positions the blend door stops at during the calibration procedure.
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Calibrate the door actuators after making any repairs to the azc system.
5 if lights continue to flash after 3 minutes manual system or 20 seconds auto system the control unit has detected a failure.
A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit.
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The repair shop said that i need to bring it to a dealership to have the blend door actuator module programmed.
Dodge jeep chrysler how to test blend door actuator and calibrate if you have a dodge chrysler jeep or fiat and you have problem or noise coming from the.
Motor calibration procedure for jeep grand cherokee 99 04 heatertreater.
You need a scan tool to pull the trouble codes thanks chrysler.
Turn the ignition off.
Any blend door actuator circuit problems will be stored as a diagnostic trouble code a drbiiit scan tool is required.
Turn the ignition on.
Use this procedure to ensure that the a c heater control is correctly calibrated to the blend door actuator.
An actuator can go bad in of two ways.
Many steps can not be done with out a real jeep scan system.