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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Radio, Navigation & Pcm Diagnosis - 911 CARRERA (996) >> Control module function - external Harman amplifier >> Actual values

Actual values

It is possible to read out the following values under the Actual values menu item:

ACTUAL VALUES

Menu item Function
  • Vehicle speed
 You can read out the speed during troubleshooting under this menu item.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
  • Select PCM in the Control modules menu and confirm with the "FORWORD" key.
  • Select External Harman amplifier in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
  • Select Actual values in the 911 (996) external Harman amplifier function selection and confirm with the "FORWORD" key.
  • Select Speed in the 911 (996) external Harman amplifier actual values function selection and confirm with the "FORWORD" key.
  • Read out values from the display field.
  • Transmission errors
 Under this menu item, it is possible to check the electrical and optical MOST during troubleshooting.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
  • Select PCM in the Control modules menu and confirm with the "FORWORD" key.
  • Select External Harman amplifier in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
  • Select Actual values in the 911 (996) external Harman amplifier function selection and confirm with the "FORWORD" key.
  • Select Transmission errors in the 911 (996) external Harman amplifier actual values function selection and confirm with the "FORWORD" key.
  • Read out values from the display field.
  • Unlock counter
 Under this menu item, it is possible to check the electrical and optical MOST during troubleshooting.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
  • Select PCM in the Control modules menu and confirm with the "FORWORD" key.
  • Select External Harman amplifier in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
  • Select Actual values in the 911 (996) external Harman amplifier function selection and confirm with the "FORWORD" key.
  • Select the Unlock counter  menu item using the > key and confirm with the "FORWORD" key.
  • Read out values from the display field.
  • Supply voltage
 You can check the supply voltage of the external Harman amplifier during troubleshooting using this menu item.
  • Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  • Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
  • Select PCM in the Control modules menu and confirm with the "FORWORD" key.
  • Select External Harman amplifier in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
  • Select Actual values in the 911 (996) external Harman amplifier function selection and confirm with the "FORWORD" key.
  • Select Supply voltage in the 911 (996) external Harman amplifier actual values function selection and confirm with the "FORWORD" key.
  • Read out values from the display field.
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