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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Radio, Navigation, Telephone, Pcm & Park Assistant - Diagnosis) >> Control unit function - external BOSE amplifier >> Actual values

Actual values

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 Porsche Boxster, 2003 Porsche Boxster, 2002 Porsche Boxster, 2001 Porsche Boxster, and 2000 Porsche Boxster. However, it is still accessible from the selected car via links, so may be relevant.

The following can be read out under the menu item: the supply voltage and the speed.

ACTUAL VALUES ITEM - FUNCTION (EXTERNAL BOSE AMPLIFIER)

Menu item Function
  • External BOSE amplifier supply voltage
The supply voltage of the external Bose amplifier can be read out during troubleshooting using this menu item.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select Boxster (986) in the Vehicle type menu and confirm with the ">>" key.
  • Select PCM in the control modules selection and confirm with the ">>" key.
  • Select PCM2/CDR23 in the control modules selection and confirm with the ">>" key.
  • Select External Harman amplifier in the PCM2 function selection and confirm with the ">>" key.
  • Select the Actual values menu item and press the ">>" key.
  • Select the Supply voltage  menu item using the ">>" key and press the ">>" key.
  • Read out values from the display field.
  • Climatronic blower speed
  • 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 modules selection and confirm with the ">>" key.
  • Select PCM2/CDR23 in the control modules selection and confirm with the ">>" key.
  • Select External Harman amplifier in the PCM2 function selection and confirm with the ">>" key.
  • Select the Actual values menu item and press the ">>" key.
  • Mark the Speed  menu item using the ">>" key and press the ">>" key.
  • Read out values from the display field.