Replacing Loudspeaker Booster (Only For Vehicles With I-No. 9VJ (BURMESTER) And 9VL (BOSE))

NOTIFICATION 

Voltage drop 

• Irreparable damage to control unit 
• Damage to control unit 
• Fault entries in the control unit 
• Control unit programming/coding is aborted 
• Malfunctions in the control unit, even during programming 
  1. → Switch off ignition before disconnecting the control unit.
  2. → Make sure that the power supply is not interrupted during programming/coding.
  3. → Connect the battery charger with at least > current 90 A  to the vehicle battery.

Information 

The PIWIS Tester  instructions take precedence since the description may be different with later Tester releases.

The procedure described here has been structured in general terms. Different text or additional information may appear on the PIWIS Tester. 

1. Connect the PIWIS Tester to the vehicle and start it. Switch on ignition.
2. Select the vehicle type if necessary.
3. In the overview  , press F7 to switch to the Additional menu  . The message "Create Vehicle Analysis Log (VAL)?" appears. Press F11 to continue.
4. Commission component protection  must now be selected. Follow instructions and procedure. Press F12 to continue.
5. Enter the PPN user name and password  . Press F12 to continue.
6. Allow the Tester to run the procedure.
7. Check the chassis number. Enter the order number. Press F12 to continue.
8. Allow the Tester to run the procedure. Press F12 to continue.
9. The Commission component protection  message appears. Press F12 to continue.
10. Once the teaching process is completed successfully, the following status is displayed:

    Gateway: Component protection taught

    PCM 4.0: Component protection taught

    Booster: Component protection taught

    Press F12 to continue.

11. The message "Component protection commissioning was successful" appears. Press F12 to continue.
12. Go back to the overview. Press F11 to continue.
13. Select the External booster  control unit in the overview  . Press F12 to continue.
14. Coding/adaptation  must be selected.
15. Select Automatic coding  . Press F12 to continue.
16. The message "Coding was completed successfully" appears. Press F12 to continue.
17. Read out the fault memory  and erase it if necessary.
18. Exit the diagnostic application.
19. Switch off the ignition.
20. Disconnect the Tester from the vehicle.