Note: do not press the buttons on the climate control panel during self-calibration. Pressing the buttons on the control panel during self-calibration will stop the process and cause the control panel to work incorrectly.
Calibration of the climate control panel
When replacing the air conditioning control panel, it is necessary to calibrate it. When installing the air conditioning control panel, do the following:
1. Set the key in the ignition switch to position "OFF".
2. Disconnect the diagnostic tool.
3. Install the climate control panel.
4. Connect all disconnected connectors and elements.
5. Start the engine.
6. Wait 40 seconds and verify that the control panel self-diagnostic is enabled.
7. Verify that no diagnostic trouble codes are displayed.
Servo Calibration
When replacing air conditioning servo drives, they must be calibrated. When installing servos, do the following:
Calibration with a diagnostic tool
1. Delete all codes of malfunctions from memory.
2. Set the key in the ignition switch to position "OFF".
3. Install the servo.
4. Connect all disconnected connectors and elements.
5. Start the engine.
6. Using the scan tool, enable the self-calibration feature.
7. Verify that no diagnostic trouble codes are displayed.
Calibration without diagnostic tool
1. Delete all codes of malfunctions from memory.
2. Set the key in the ignition switch to position "OFF".
3. Install the servo.
4. Connect all disconnected connectors and elements.
5. Remove the fuse for 10 seconds "HVAC/ECAS".
6. Reinstall the fuse "HVAC/ECAS".
7. Start the engine.
8. Wait 40 seconds and verify that the control panel self-diagnostic is enabled.
9. Verify that diagnostic trouble codes are not displayed.