A/C - HVAC Whistle Sound
NUMBER: 24-008-06GROUP: Heating & A/C
DATE: December 1, 2006
THE StarSCAN(R) FLASH FILES FOR THIS BULLETIN MUST BE RETRIEVED FROM THE INTERNET.
StarSCAN(R) UPDATE CD 6.05 WAS THE LAST CD TO CONTAIN FLASH FILES.
BEFORE PERFORMING THIS REPAIR PROCEDURE, THE OPERATING SOFTWARE IN THE STARSCAN(R); MUST BE PROGRAMMED WITH SOFTWARE RELEASE LEVEL 7.02 SP2 OR HIGHER. THE SOFTWARE RELEASE LEVEL IS VISIBLE IN THE BLUE HEADER AT THE TOP OF THE STARSCAN(R) SCREEN.
SUBJECT:
Flash: HVAC Whistle Sound
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the HVAC Module with new software.
MODELS:
2007 (JS) Sebring
NOTE:
This bulletin applies to vehicles built on prior to December 1, 2006 (MDH 1201XX).
SYMPTOM/CONDITION:
The vehicle operator may notice a whistle sound from the glove box area when HVAC system is on and in any mode EXCEPT the recirculation mode.
DIAGNOSIS:
Operate the HVAC at medium blower speed with windows closed in any mode except the recirculation mode . If the whistle sound can be detected change the recirc door to recirculation mode. If the whistle sounds does not stop then further diagnosis is required, if whistle sound stops, perform Repair Procedure.
NOTE:
The Repair Procedure (HVAC flash) currently can not be performed using the StarMOBILE(TM) in its STANDALONE mode. Use the StarSCAN(TM) to perform the Repair Procedure, or use the StarMOBILE(TM) in its CONNECTED mode to perform the Repair Procedure.
REPAIR PROCEDURE:
NOTE:
Before performing this Repair Procedure, the operating software in the StarSCAN�; must be programmed with software release level 7.02 5P2 or higher. The software release level is visible in the blue header at the top of the StarSCAN(R) screen.
NOTE:
The StarSCAN(R) diagnostic scan tool fully supports Internet connectivity. However, to take advantage of this feature you must first configure the StarSCAN(R) for your dealership's network. Make sure the StarSCAN(R) is configured to the dealership's network before proceeding. For instruction on setting up your StarSCAN(R) for the dealer's network refer to either: "DealerCONNECT > Service > StarSCAN and StarMOBILE tools > Online Documentation", or refer to the StarSCAN(R) Quick Start Networking Guide. The StarSCAN(R) Quick Start Networking Guide is also available on the website under the "Download Center".
NOTE:
The Repair Procedure (HVAC flash) currently can not be performed using the StarMOBILE(TM) in its STANDALONE mode. Use the StarSCAN(TM) to perform the Repair Procedure, or use the StarMOBILE(TM) in its CONNECTED mode to perform the Repair Procedure.
NOTE:
If this flash process is interrupted/aborted, the flash should be restarted.
1. Open the hood and install a battery charger. Using a voltmeter, verify that the charging rate provides 13.2 - 13.5 volts. Set the battery charger to continuous charge. Do not allow the charger to time out during the flash process. Remove the charger from the battery when the flash process is complete.
NOTE:
Do not allow the charging voltage to climb above 13.5 volts during the flash process.
2. Connect the CH9410 StarSCAN(R) ethernet cable to the StarSCAN(R) and the dealer's network drop.
3. Connect the CH9404 StarSCAN(R) vehicle cable to the StarSCAN(R) and the vehicle.
4. Power ON the StarSCAN(R).
5. Select "ECU View"
6. Touch the screen to highlight the appropriate ECU in the list of modules.
7. Select "More Options"
8. Select "HVAC Flash"
9. Record the part number at the top of the "Flash HVAC" screen for later reference.
10. Select "Browse for New File". Follow the on screen instructions.
11. Highlight the calibration then select "Down load to Scantool".
12. Select "Close" after the download is complete, then select "Back".
13. Highlight the listed calibration.
14. Select "Update Controller". Follow on screen instructions.
15. When the HVAC update is complete, select "OK".
16. Verify the part number at the top of the "Flash HVAC" screen has updated to the new part number.
17. Once the HVAC has been updated, clear all DTC's.
NOTE:
Due to the HVAC programming procedure, a DTC may be set in other modules within the vehicle, if so equipped. Some DTC's may cause the MIL to illuminate. From the "Home" screen select "System View". Then select "All DTCs". Press "Clear All Stored DTCs" if there are any DTCs shown on the list.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
FAILURE CODE:
Disclaimer:
This bulletin is supplied as technical information only and is not an authorization for repair.