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 - 3 DB LOSS
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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 Input signals in the 911 (996) external Harman amplifier function selection and confirm with the "FORWORD" key.
- Select 3dB lowering
in the external Harman amplifier input signals function selection using the > key and confirm with the "FORWORD" key.
- Read out values from the display field.
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