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MOST System check (ignition on.)

This check must only be carried out when the engine is not running.

MOST SYSTEM CHECK (IGNITION ON) REFERENCE

Menu item Function
  • MOST System check (ignition on.)
Using this menu item, a MOST system check can be carried out with the ignition on. The following checks are carried out automatically and their results are displayed.
  • Gateway start-up condition is read out.
  • MOST installed components list (required and actual installed components list) is analysed.
  • Start the ring break diagnosis.
  • The results are displayed by the Porsche System Tester II No. 9588.
  • Connect and start the Porsche System Tester II No. 9588 and switch on the ignition.
  • Select 'Cayenne' in the Vehicle type menu and confirm with the [>>] key
  • Select 'PCM2' in the Control units menu and confirm with the [>>] key
  • Select 'MOST components check' in the PCM2 function selection and confirm with the [>>] key.
  • Select "MOST system check (ignition on)" in the Cayenne PCM2 MOST components check function selection and confirm with the [>>] key.