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Contents Wiring diagrams Section: Door Front, Central Locking System All sections

Coding the control unit for rear convenience systems Porsche Cayenne I

Door Front, Central Locking System ~391 words

Coding the control unit for rear convenience systems

Note. If the control unit is replaced, it must be coded using the Porsche System Tester. This is to adapt the control unit to the vehicle and equipment.

  1. If possible, before the control module is removed and replaced, a read-out of the vehicle data should be obtained using the Porsche System Tester.
  1. During coding, it is essential to guarantee the power supply for the Porsche System Tester. It is essential to connect a battery charger with a current rating of at least 40 A to the vehicle battery.
  1. Symbol for the Tab key = -->
  1. The Porsche System Tester instructions take precedence and in the event of a discrepancy these are the instructions that must be followed. Deviations may occur with later software versions.
  1. The procedure described here has been structured in general terms; different texts or additions may appear in the Porsche System Tester.

1. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on ignition. >> Continue.

2. Select vehicle type using the cursor keys.

3. Using the -->| key, move from the vehicle type to the control modules.

4. Select Rear/doors with the cursor keys and press the >> key.

5. Select Control unit replacement with the cursor keys and press the >> key.

6. Select Read out values (codings) and press the >> key.

7. The message Coding read-out complete will appear on the screen of the Porsche System Tester >>.

8. Switch off ignition and replace control unit. > 578919 Removing and installing control unit for rear convenience systems (rear control unit) - "Removing" section.

9. Switch on ignition. After replacement of the control module, the vehicle data that has been read out is transferred to the new unit using the "Write data" menu option (see Section 6). Press the >> key.

10. System Tester displays Coding write-in complete. Press the >> key.

11. Quit menu, switch off ignition, lock then unlock vehicle and read out fault memory once more.

  1. If faults are present, proceed in accordance with the appropriate diagnostic test.

1. Install right side trim panel for rear luggage compartment. Refer to 70 03 19 Removing and installing rear luggage compartment side-trim panel - as of MY 2003 (All Models) .

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