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:
10 pin connector color:

^ 2.4L: Red

^ 2.7L: White

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.

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.

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.





11. Select option "01. SM 2.4/2.7 SHIFT FEEL [AUTO]" and press ENTER.





12. Enter "1229" as the password for automatic update and press ENTER.





13. The Hi-Scan Pro will establish communication.








14. The Hi-Scan Pro detects the current TCM ID and displays it for about 1 second.





15. The boot program will download first, then the main program and the interrupt vector program.

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.

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.