Step 6 - Remove screws securing actuator to blend door shaft Remove the screws and replace the blend door actuator. How do you calibrate the blend door actuator on a 2011 Jeep Grand Cherokee? Blend Door Actuator Motor Calibration Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. did it about 4 months ago, & have had no problems since. How To Calibrate Blend Door Actuator? Recalibrating the blend door actuator is a simple task. Eazy_P Registered Joined 76 Posts SpitefulMechanic351 The heater isn’t working on the driver side it stays cold. The control logic module can determine the position of the motor actuator shaft by pulsing one wiring leg connected to the motor. Yes, I removed the dashboard and replaced blend doors and actuators. You can choose to recalibrate the heater or simply replace the blend door actuator. Grasp the door pivot and move it back and forth to its full travel, it should move freely. How do I calibrate the heater door actuator. Drivers side Door Ajar signal while driving + unlocks itself while driving. i took off the driver side blend door actuator to repair the blend door, cut open the heaterbox and repaired the door. Turns out the defroster flap was stuck, causing the actuator to recalibrate itself to the stuck door.
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