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Home >> Porsche >> 1997 >> Boxster Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Radio, Navigation, Telephone, Pcm & Park Assistant - Diagnosis >> Control unit function - MMI >> Input signals

Input signals

The following queries can be run using this menu item:

NOTE: Deactivate the automatic traffic announcement before performing the diagnosis on the PCM2. If this is not done, the diagnosis will abort.
INPUT SIGNALS MENU ITEM - FUNCTION - FUNCTION

Menu item Function
"BULLET" Key code It is possible to check that the operating buttons are functioning during troubleshooting under this menu item.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select Boxster in the Vehicle type menu and confirm with the ">>" key.
  • Select PCM in the Control units selection menu and confirm with the ">>" key.
  • Select PCM2 MMI in the PCM2 function selection and confirm with the ">>" key.
  • Select Input signals in the PCM2 MMI function selection and confirm with the ">>" key.
  • Key code is displayed on the Porsche System Tester II 9588. The function is activated by selecting it with the ">>" key and pressing the ">>" key.
  • If functioning correctly, the relevant code appears on the tester's display field when the operating buttons are activated.
"BULLET" Increment steps This menu item shows the current status of the operating button.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select Boxster in the Vehicle type menu and confirm with the ">>" key.
  • Select PCM in the Control units selection menu and confirm with the ">>" key.
  • Select PCM2 MMI in the PCM2 function selection and confirm with the ">>" key.
  • Select Input signals in the PCM2 MMI function selection and confirm with the ">>" key.
  • Increment steps is displayed on the Porsche System Tester II 9588. The function is activated by selecting it with the ">>" key and pressing the ">>" key.
  • If functioning correctly, the relevant code appears on the tester's display field when the operating buttons are activated.