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2.4/2.7L TCM Reprogramming Instructions For Driveline Bump Between 2-10 Mph (04-40-008)

Publication date: 2004-06-01
Reference number: 04-40-008

2.4/2.7L TCM REPROGRAMMING INSTRUCTIONS FOR DRIVELINE BUMP BETWEEN 2-10 MPH

2.4/2.7L TCM REPROGRAMMING INSTRUCTIONS FOR DRIVELINE BUMP BETWEEN 2-10 MPH

TECHNICAL SERVICE BULLETIN

Reference Number(s): 04-40-008, Date of Issue:  June, 2004
HYUNDAI: 2004 Santa Fe
GROUP: 40 - Transaxle

DESCRIPTION

Some 2004 MY Santa Fe vehicles with 2.4L and 2.7L engines produced from October 9, 2003 may experience a driveline bump when accelerating from a stop after the vehicle has been parked for more than one hour.

The driveline bump may be felt as one, two or three successive bumps between 2-10 mph and may occur only once for each driving cycle. The driveline bump may not occur after the engine and transaxle are at normal operating temperature.

This bulletin provides a procedure to reprogram the transaxle control module (TCM) software in 2004 MY Santa Fe vehicles with 2.4L and 2.7L engines using the Hi-Scan Pro.

VEHICLES AFFECTED

TCM SPECIFICATIONS

Fig 1: TCM Specifications
G00318047

TCM REPROGRAMMING PROCEDURE

CAUTIONS BEFORE REPROGRAMMING

  1. Conduct reprogramming with the ignition key in the "ON" position.
  2. Be careful not to disconnect any cables connected to the vehicle or Hi-Scan Pro during reprogramming.
    WARNING: If reprogramming is interrupted, the manual update procedure must be used.
  3. Do not start the engine during reprogramming.
  4. Do not turn the ignition key OFF during reprogramming.
  5. When the reprogramming is completed, turn OFF the ignition key for 20 seconds before starting the engine.

TCM REPROGRAMMING

NOTE: Verify that the vehicle is affected by identifying the vehicle production date.
  1. Remove any software cards from the Hi-Scan Pro and insert reprogramming card into the Hi-Scan Pro top slot.
  2. Connect the reprogramming adapter to the Hi-Scan Pro.
  3. Connect the 10 pin connector to the reprogramming adapter.
    NOTE: NOTE: 10 pin connector color:
    Fig 2: Hi-Scan Pro Setup for 2.4L
    G00318048
    Fig 3: Hi-Scan Pro Setup for 2.7L
    G00318049
  4. Connect power to the Hi-Scan Pro from the cigarette power adapter.
  5. Insert the power cable from the reprogramming adapter into the cigarette power adapter.
  6. Connect the cigarette power adapter into the vehicle cigarette power socket. (Fig 4 )
  7. Connect the 10 pin connector to the white reprogramming connector next to the DLC (Data Link Connector) located under the driver's side instrument panel. (Fig 4 )
    Fig 4: Hi-Scan Pro Connected to Vehicle
    G00318050
  8. Turn the ignition to the ON position.
  9. Turn the Hi-Scan Pro ON and press ENTER.
  10. Select option "46. SM 2.4/2.7 SHIFT FEEL IMPROVEMENT" and press ENTER. (Fig 5 )
    Fig 5: Select Option 46
    G00318051
  11. Select option "01. SM 2.4/2.7 SHIFT FEEL [AUTO]" and press ENTER. (Fig 6 )
    Fig 6: Select Option 01
    G00318052
  12. Enter "1229" as the password for automatic update and press ENTER. (Fig 7 )
    Fig 7: Enter Password "1229"
    G00318053
  13. The Hi-Scan Pro will establish communication. (Fig 8 )
    Fig 8: Hi-Scan Pro Establishing Communication
    G00318054
  14. The Hi-Scan Pro detects the current TCM ID and displays it for about 1 second. (Fig 9 )
    Fig 9: TCM ID Detection
    G00318055
  15. The boot program will download first, then the main program and the interrupt vector program. (Fig 10 )
    Fig 10: Download Screen
    G00318056
    NOTE: If the Hi-Scan Pro does not download the program, use the Manual Update Procedure following this section.
    WARNING: Do not interrupt the reprogramming at any time. The TCM will be rendered inoperative if the program does not download completely.
  16. When the "REPROGRAMMING COMPLETED" message is displayed, the TCM reprogramming process is complete. (Fig 11 )
    Fig 11: Completion
    G00318057
  17. Turn the ignition to the OFF position for 20 seconds and then start the engine and check for proper operation.
  18. Check for diagnostic trouble codes using the Hi-Scan Pro with the system software card. Erase all trouble codes.

MANUAL UPDATE PROCEDURE

NOTE: In the event that "01. SM 2.4/2.7 SHIFT FEEL [AUTO]" fails to download the new TCM program, option "02. SM 2.4/2.7 SHIFT FEEL [ERROR] must be used.
NOTE: Confirm all connections are established as shown in the "AUTOMATIC UPDATE PROCEDURE" before continuing.
  1. Turn the ignition to the ON position.
  2. Turn the Hi-Scan Pro ON and press ENTER.
  3. Select option "46. SM 2.4/2.7 SHIFT FEEL IMPROVEMENT" and press ENTER. (Fig 5 )
  4. Select option "02. SM 2.4/2.7 SHIFT FEEL [ERROR]" and press ENTER. (Fig 12 )
    Fig 12: Select Option 02
    G00318058
  5. Choose the vehicle type which is correct for your vehicle. (Fig 13 )
    Fig 13: Vehicle Type Selection
    G00318059
  6. Select the correct password for the manual update mode (Fig 14 ) which is correct for the vehicle specification by referring to the table below. Then press ENTER.
    WARNING: Be sure to input the correct password. If an incorrect password is selected, the correct program will not be downloaded.
    VEHICLE PASSWORDS

    Menu Password
    01. SM 2.7D NAS
    2WD: 95440-39661
    9661
    02. SM 2.7D NAS
    4WD: 95440-39671
    9671
    03. SM 2.4D NAS
    -IMMO: 39122-38770
    8770
    Fig 14: Enter Appropriate Password
    G00318060
  7. The Hi-Scan Pro will establish communication. (Fig 8 )
    NOTE: Once the password is entered and accepted, the rest of the process is exactly the same as the automatic update procedure. (Fig 8 )
  8. The Hi-Scan Pro will reprogram the TCM. (Fig 10 )
    WARNING: Do not interrupt the reprogramming at any time. The TCM will be rendered inoperative if the program does not download completely.
  9. The Hi-Scan Pro checks the TCM ID to confirm reprogramming is complete. (Fig 11 )
  10. Turn the ignition to the OFF position for 20 seconds and then start the engine and check for proper operation.
  11. Check for diagnostic trouble codes using the Hi-Scan Pro with the system software card. Erase all trouble codes.

EXPLANATION OF ERROR MESSAGE

  1. "INVALID PASSWORD": Please enter the exact password again.
  2. "REPROGRAMMING ERROR, PLEASE WAIT FOR RETRY": An error occurred during reprogramming, the Hi-Scan Pro will retry the reprogramming automatically.
  3. "ALREADY REPROGRAMMED" or "INCORRECT TARGET ID": This reprogramming has previously been done on this vehicle or the ECM/TCM is not the type subject for this reprogramming procedure.
  4. "REPROGRAM ERROR, PLEASE CHECK THE SYSTEM": In this case, you must reprogram manually after selecting the menu option "02. SM 2.4/2.7 SHIFT FEEL [ERROR]".

WARRANTY INFORMATION

Fig 15: Warranty Information
G00318061