ABS/TCS - Overly Sensitive ESP/TCS on Tight Curves
NUMBER: 05-004-07GROUP: Brakes
DATE: August 2, 2007
THE StarSCAN(R) FLASH FILES FOR THIS BULLETIN MUST BE RETRIEVED FROM THE INTERNET.
StarSCAN(R) SOFTWARE LEVEL MUST BE AT RELEASE 8.01 OR HIGHER FOR THIS BULLETIN.
SUBJECT:
Flash: ESP I Traction Control Sensitivity on Tight Curves
OVERVIEW:
This bulletin involves selectively erasing and reprogramming the Anti Lock
Brake/Electronic Stability Module (ABS) with new software.
MODELS:
2007 (JS) Sebring
2007-2008 (JS) Avenger
NOTE:
This bulletin applies to vehicles built on or before February 13, 2007 (MDH 0213XX) equipped with ESP (Sales Code BNB) and Touring Suspension (Sales Code SDC).
SYMPTOM/CONDITION:
Some customers may experience overly sensitive ESP/Traction Control activation on tight curves such as freeway entrance & exit ramps. The customer may notice that the amber ESP/Traction control indicator lamp flashes (indicates that the system is functioning) during the occurrence.
DIAGNOSIS:
Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all systems are functioning as designed. If DTC's are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
If the vehicle operator describes or experiences the Symptom/Condition, perform the Repair Procedure.
SPECIAL TOOLS / EQUIPMENT REQUIRED:
REPAIR PROCEDURE - USING THE INTERNET TO RETRIEVE THE FLASH FILE:
NOTE:
Before performing this Repair Procedure, the operating software in the StarSCAN(R); must be programmed with software release level 8.01 or higher.
The software release level is visible in the blue header at the top of the StarSCAN(R) screen.
NOTE:
The StarSCAN� diagnostic scan tool fully supports Internet connectivity. However, to take advantage of this feature you must first configure the StarSCAN� 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� Quick Start Networking Guide. The StarSCAN� Quick Start Networking Guide is also available on the website under the "Download Center".
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 ABS in the list of modules.
7. Select "More Options"
8. Select "ECU Flash"
9. Record the part number at the top of the "Flash ABS" screen for later reference.
10. Select "Browse for New File". Follow the on screen instructions.
11. Highlight the appropriate calibration then select "Download 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 update is complete, select "OK".
16. Verify the part number at the top of the "Flash ABS" screen has updated to the new part number.
17. Initialize the ABS module as follows:
a. Select "Back" 2 times.
b. From the ABS Overview screen, select "Misc. Functions"
c. Select "Initialize ECU"
d. Follow the on screen instructions.
NOTE:
Due to the ABS 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.