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Home >> Porsche >> 2011 >> Cayenne Base, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> 90 - Instruments -- 92A Cayenne >> WM 903555 Replacing Gateway Control Unit (Cayenne, Cayenne GTS, Cayenne Turbo S, Cayenne S, Cayenne S E-Hybrid, Cayenne Turbo, Cayenne S Diesel, Cayenne (3.0)) >> Coding Control Unit

Coding Control Unit

NOTE: 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.

Information 

The PIWIS Tester II 9818  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 II 9818  .

Information 

All remote controls (keys) are required for teaching a DME, front-end electronics (front BCM), rear-end electronics (rear BCM), electronic steering lock (ELV) control unit or remote controls (keys) for example.

Remote controls (keys) that are not taught during this teaching procedure will no longer be recognized by the vehicle.

  1. Switch off ignition and replace control unit. → 903519 REMOVING AND INSTALLING GATEWAY CONTROL UNIT .
  2. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on ignition.
  3. Select the vehicle type under Diagnostics  .
  4. Select the required control unit Gateway  in the overview  and press [F12] to continue.
  5. Extended identifications  must now be selected.
  6. Check the VIN  and correct it if necessary.
  7. Press [F7] to call up the Additional menu.
  8. Maintenance of vehicle data  must now be selected.
  9. Check vehicle data based on information in the PIWIS information system and correct it if necessary.
  10. Codings/adaptations  must now be selected.
  11. Automatic coding  must be selected. Then start coding by pressing [F12].
  12. The Tester displays the message Coding has been completed successfully  . Press [F12] to continue.
  13. Go back to the Start page on the Tester.
  14. To activate the control units, switch on the hazard warning lights.
  15. Select the Online teaching function  menu on the Start page.
  16. Select Component protection  and press [F12].
  17. Select the required vehicle  and press [F12].
  18. Gateway component protection  must be selected. Then press [F12].
  19. Proceed in accordance with the instructions on the Tester.
  20. Once gateway component protection has been taught successfully, switch back to the Diagnostics  function and select the required vehicle  . Then press [F12].
  21. Press [F7] Read all fault memories and erase if required  and delete all faults.
  22. Function test: Lock, open and start the vehicle using all remote controls (hand-held transmitters).
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