2009 Porsche Cayenne Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Coding The Gateway Control Module

Information 

  • 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. →  Coding The Gateway Control Module  
  • 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 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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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.