Section 4

Section 4: Perform ABS/VDC Control Unit Reprogramming

1. Press [BACK] two times.





2. Press [INITIATE ECU REPROGRAM] (see Figure 16) then

a. Press [VDC]

b. Review all precautions.

c. Press [NEXT]





3. Select the program data (see Figure 17).





4. The "REPROGRAM START" window should appear (see Figure 18).

NOTE:

^ If you get an error message, refer to the ECU Reprogramming Software Operations Manual.

^ The Operations Manual is found in ASIST under: CONSULT Utilities > CONSULT-II info.

CAUTION DURING REPROGRAMMING:

^ Do not unplug CONSULT-II from the vehicle during reprogramming. Permanent ABS/VDC damage can occur.

^ Do not open any door or the trunk during reprogramming.

^ On some vehicles, the cooling fans may come on during reprogramming. This is a normal condition. Do not disconnect the cooling fans. Forgetting to reconnect them may cause severe engine damage. A vehicle battery charger is needed* to maintain the battery voltage level during reprogramming.

* You should have hooked up a battery charger in Section 1.

5. Press [START] See Figure 18.





^ After a few seconds the window shown in Figure 19 will appear.

^ The screen backlight in CONSULT-II will now turn OFF.

^ When the screen backlight goes OFF ABS/VDC reprogramming has started.

NOTE:
This process will take from 4 to 5 minutes.

CAUTION:
You must leave the vehicle and the CONSULT-II unit undisturbed (don't touch) until reprogramming is complete.

NOTE:
If the CONSULT-II screen gives you an error message "Unmatch of Vehicle Data":

^ You tried to reprogram with incorrect reprogramming data or

^ You are trying to reprogram with the same file that is already in the ABS/VDC control unit.

For your reference the old and new ABS/VDC Control Unit part numbers for vehicles equipped with VDC are listed below.





ABS/VDC CONTROL UNIT PART NUMBERS

6. When VDC Reprogramming is complete:





a. CONSULT-II will display the screen shown in Figure 20.

^ You will need to turn the ignition key OFF for at least one full second and then turn the key back ON. Then press OK on the CONSULT-II screen.





b. CONSULT-II will automatically print out a report (see Figure 21).

^ Attach the print-out report to the Repair Order for future reference.

7. Press [BACK] two times to return to the main menu.

8. Turn the ignition switch OFF and CONSULT-II OFF.

9. Continue with Section 5.