Engine, A/T Controls - ECM Update For 1-2 Shift Quality
Group: AUTOMATIC TRANSAXLENumber: 11-AT-001
Date: JANUARY 2011
Subject
AUTOMATIC TRANSAXLE ECM UPDATE
DESCRIPTION:
This bulletin provides a procedure to update the ECM for 2010-11 Santa Fe 3.5L vehicles with automatic transaxies. The purpose of the update is to improve the 1-2 shift quality at light throttle and when coasting to a stop after a cold engine start.
APPLICABLE VEHICLES:
Model: 2010 - 2011 Santa Fe (CM) 3.5L vehicles with automatic transaxles
ROM ID INFORMATION TABLE - EVENT # 217:
Verify the ECM ROM ID before attempting to update the vehicles software. Refer to the ROM ID Information Table below:
INTERNET UPDATE
Confirm your GDS has the most recent version. If not, connect the GDS to an internet port, open the GDS home page and select "Internet Update. See the instructions on the website, if necessary.
ECM UPDATE PRECAUTIONS:
WARNING:
Make sure that the battery symbol indicator at the bottom right tray of the GDS laptop shows at least 50%; if not, charge the GDS or attach a battery charger.
^ Connect the USB cable (A) between the GDS and the VCI.
NOTE:
The USB cable is necessary because wireless communication is not available for the update.
^ Connect the 16-pin DLC connector from the VCI into the DLC located under the driver's side dash.
^ Turn off all lights (Do not leave the headlight switch in auto mode) and all accessories (including heater/air conditioner/blower, radio, heated seats, rear defroster, etc.) to make certain the battery will not be discharged during reprogramming.
^ Perform update with the ignition key in the ON position.
^ Be careful not to disconnect any cables connected to the vehicle or the GDS during reprogramming.
^ Do not start the engine or turn the ignition switch OFF during reprogramming.
1-1. AUTOMATIC ECM UPDATE PROCEDURE: (EVENT # 217)
1. From the GDS Home page, select ECU Upgrade. If necessary, select the VIN manually.
2. Select ENGINE as the system. Select OK.
3. Select Auto Mode and click Next.
4. From the System tab, select ENGINE and click OK. The GDS will read the ROM ID. Confirm the ROM is applicable as shown on Page 1, "ROM ID INFORMATION.
5. Update 217 CMA F/L 3.5 P0017 DTC Logic Improvement is displayed. Click Upgrade.
6. If the screen indicates "Voltage is OK", select OK. If not, select CANCEL and charge the vehicle battery.
7. The progress bar will indicate when reprogramming reaches 100%. Wait until the next screen indicates reprogramming is complete.
8. The GDS will confirm that ECM reprogramming is successfully finished. Turn the ignition switch off for 10 seconds then turn back ON and click OK.
9. Check for any Diagnostic Trouble Codes and erase any DTC.
10. Start the engine to confirm proper operation.
1-2. MANUAL ECM UPDATE PROCEDURE: (EVENT # 217)
^ The manual update should be performed only when the automatic update fails.
^ If automatic update fails, disconnect the ECM connectors for 10 minutes and then reconnect them before performing the manual update.
1. From the GDS home screen, select ECU Upgrade. If necessary, select the VIN manually.
2. Select Manual Mode and click Next.
3. From the System tab, select ENGINE and click Next.
4. Update Event 217 will display. Select Next.
5. The ROM ID will display. Select Upgrade.
6. Select the appropriate ECM part number with reference to the ROM ID and click OK. If in doubt, remove the PCM and read the part number.
CAUTION:
Do not select +IMMO part numbers
7. If the results indicate "Voltage is OK", select OK. If not, select CANCEL and charge the vehicle battery.
8. The progress bar will indicate when reprogramming reaches 100%. Wait until the next screen indicates reprogramming is complete.
9. The GDS will confirm that ECU reprogramming is successfully finished. Turn the ignition key OFF for 10 seconds and click OK.
10. Check for any Diagnostic Trouble Codes (DTCs) and erase the DTC(s) present.
11. Start the engine to confirm proper operation.
WARRANTY INFORMATION: