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Home >> Porsche >> 2017 >> Macan Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> 90 Instruments -- (95B) MACAN >> WM 903555 Replacing Gateway Control Unit (Except MACAN Sport Edition) >> Replacing Gateway Control Unit >> Programming Gateway Control Unit

Programming Gateway Control Unit

CAUTION: Voltage drop
  • Risk of irreparable damage to control unit
  • Risk of damage to control unit
  • Fault entries in the control unit
  • Coding in the control unit is aborted
  • Malfunctions in control unit, even during programming

→ Prior to disconnecting the control unit, switch off ignition and remove ignition key.

→ Ensure that the power supply is not interrupted during programming.

→ Connect a battery charger with a current rating of at least → Nominal value: 40 A  to the vehicle battery.

NOTE: The PIWIS Tester 3 9900  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 in PIWIS Tester 3 9900  .

  1. Connect the Tester to the vehicle and start it. Switch on ignition.
  2. Select the vehicle type if required.
  3. Select the Gateway  control unit in the overview  . Press [F12] to continue. The message "Create Vehicle Analysis Log (VAL)?" appears. Press [F11] to continue.
  4. Maintenance/repairs  must now be selected.
  5. Control unit replacement  must now be selected. Press [F12] to continue.
  6. Read data  must be selected. Press [F12] to continue and then press [F8] to start.
  7. Data is read out. Press [F12] to continue.
  8. Switch off ignition. Replace control unit. → 903519 REMOVING AND INSTALLING GATEWAY CONTROL UNIT 
  9. Switch on ignition. Change to the Write data  menu (procedure described above), press [F12] and then press F8 to start. The data that was read out is loaded.
  10. The System Tester displays the message: Data has been written  . Press [F12] to continue.
  11. In the overview  , press [F7] to switch to the Additional menu  . The message "Create Vehicle Analysis Log (VAL)?" appears. Press [F11] to continue.
  12. Component protection start-up  must now be selected. Follow instructions and procedure. Press [F12] to continue.
  13. Enter the PPN user name and password  . Press [F12] to continue.
  14. Allow the Tester  to run the procedure.
  15. Check the chassis number. Enter the order number. Press [F12] to continue.
  16. Allow the Tester  to run the procedure. Press [F12] to continue.
  17. The Component protection start-up  message appears. Press [F12] to continue.
  18. Once the teaching process is completed successfully, the status is displayed:
    • e.g. Gateway: Component protection taught
    • e.g. PCM 4.0: Component protection taught
    • and so on...
    • Press [F12] to continue.
  19. The message "Component protection start-up was successful" appears. Press [F12] to continue.
  20. Go back to the overview. Press [F12] to continue.
  21. Select the Gateway  control unit in the overview  . Press [F12] to continue.
  22. Coding/programming  must be selected.
  23. Automatic coding  must now be selected. Press [F12] to continue.
  24. The Tester displays the message: Coding successful.
  25. Maintenance/repairs  must now be selected.
  26. Replace battery  must be selected. Press [F12] to continue.
  27. Read and follow the instructions on the Tester. Enter parameters for the vehicle battery. Press [F8] to confirm. Press [F12] to continue.
  28. Read out the fault memory  . Clear it if necessary.
  29. Exit the diagnostic application. Switch off ignition. Disconnect the Tester from the vehicle.
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