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Home >> Porsche >> 2004 >> Cayenne Base >> Repair and Diagnosis >> Electrical >> Gauges >> Instruments, Alarm System >> 90 35 19 Removing and installing gateway control unit - as of MY 2005 (All Models) >> Coding gateway control unit >> Coding the gateway control module

Coding the gateway control module

NOTE:
  • Coding the new gateway control module is necessary when the data of the old gateway control module cannot be read out with the PIWIS tester. →  Programming gateway control unit   . 
  • During coding, it is essential to guarantee the power supply for the PIWIS tester. It is essential to connect a battery charger with a current rating of at least 40 A to the vehicle battery. 
  • The PIWIS 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. 
  • The procedure described here has been structured in general terms; different text or additions may appear in the PIWIS tester. 

1. Connect the PIWIS tester P 9718  to the vehicle and start it. Switch on the ignition. >> Continue.

2. Select vehicle type and continue with >>.

3. Select the gateway  control module and continue with >>.

4. Select coding  and continue with >>.

5. Select the respective equipment versions and code them.

6. Follow the instructions on the PIWIS tester.

7. Read out the fault memory and, if necessary, erase it.

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