Turn the ignition on.
Jeep wrangler blend door calibration.
Turn the ignition off.
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.
Calibrate the door actuators after making any repairs to the azc system.
To calibrate the door actuators proceed as follows.
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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.
5 if lights continue to flash after 3 minutes manual system or 20 seconds auto system the control unit has detected a failure.
Heatertreater offers the ultimate solution to blend door repair.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
You need a scan tool to pull the trouble codes thanks chrysler.
4 calibration should take about about 2 minutes to complete if you have heater control and about 20 seconds if you have automatic temp control system.
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Any blend door actuator circuit problems will be stored as a diagnostic trouble code a drbiiit scan tool is required.
Motor calibration procedure for jeep grand cherokee 99 04 heatertreater.
Many steps can not be done with out a real jeep scan system.
Set the azc to automatic.
The ac heater control module learns what positions the blend door stops at during the calibration procedure.
Use this procedure to ensure that the a c heater control is correctly calibrated to the blend door actuator.