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Home >> Porsche >> 2007 >> Boxster Base, Automatic >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Passenger Protection >> 69 53 19 Removing and installing triggering unit for airbag - as of MY 2005 (All Models) >> Programming triggering unit >> Triggering unit - reading out and writing in data

Triggering unit - reading out and writing in data

WARNING: Sudden voltage interruption of the power supply to the control module. 
  • Destruction of the control module. 

→ During programming, 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.

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

NOTE: The PIWIS tester P 9718  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.

The procedure described here has been structured in general terms; different text or additions may appear in the PIWIS tester P 9718 .

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. Move from vehicle type to the list of control units. Locking is only possible after an automatic control unit search.

4. Select Posip  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) with the cursor keys and press >>.

7. The message Codes successfully read out  appears on the screen of the Porsche System Tester. Press >>.

8. Switch off ignition and replace control unit.

9. Switch on ignition. Switch to the Special functions  menu and perform the vehicle handover  using the F8 key.

10. In the Special functions  menu, erase All fault memories  >> , compare Vehicle identification number  and confirm.

11. With the cursor keys on Posip  - Replacing control unit  , after replacement of the control unit, the read-out data (see Section 6) are installed under the menu Write in data  press >>.

12. System Tester displays Codes successfully written in  . Press >>.

13. Locking is only possible after an automatic control unit search.

Lock triggering unit: 

14. Change to the menu Posip  - lock  and press >>.

15. Select the country-specific Equipment  and press >>.

16. Start Lock  with F8.

17. Observe message on Tester.

18. Quit menu, carry out a test drive, and read out fault memory.

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