PRE-RELEASE
Actuator Recalibration
| Actuator Recalibration |
| Note | ||
|
Do not adjust any controls on the HVAC control module while it is performing self-calibration. Interruption could cause the HVAC system to malfunction. |
When replacing the HVAC control module it will be necessary to allow the HVAC control module to perform a calibration process. When installing the HVAC control module be sure to perform the following:
| 1. |
Place the ignition switch to the OFF position.
|
|
| 2. |
Disconnect the scan tool.
|
|
| 3. |
Install the HVAC control module.
|
|
| 4. |
Connect all previously disconnected components.
|
|
| 5. |
Ignition ON.
|
|
| 6. |
Wait 40 s for the HVAC control module to self-calibrate.
|
|
| 7. |
Verify that no DTCs have set as current DTCs.
|
|
When replacing the HVAC actuator it will be necessary to allow the HVAC control module to perform a calibration process. When installing the HVAC actuator be sure to perform one of the following:
Preferred Method (with Scan Tool)
| 1. |
Clear all DTCs. |
|||||||
| 2. |
Place the ignition switch in the OFF position.
|
|
| 3. |
Install the HVAC actuator.
|
|
| 4. |
Connect all previously disconnected components.
|
|
| 5. |
Start the vehicle.
|
|
| 6. |
With the scan tool, initiate the HVAC Actuators re-calibration feature of the Remote Heater and Air Conditioning Control Module Special Functions menu.
|
|
| 7. |
Verify that no DTCs have set as current DTCs.
|
|
Alternate Method (without Scan Tool)
| 1. |
Clear all DTCs. |
|||||||
| 2. |
Place the ignition switch to the OFF position.
|
|
| 3. |
Install the HVAC actuator.
|
|
| 4. |
Connect all previously disconnected components.
|
|
| 5. |
Remove the HVAC control module fuse for a minimum of 10 s.
|
|
| 6. |
Install the HVAC control module fuse.
|
|
| 7. |
Ignition ON.
|
|
| 8. |
Wait 40 s for the HVAC control module to self-calibrate.
|
|
| 9. |
Verify that no DTCs have set as current DTCs.
|
|
