911 Carrera 4 Cabriolet (996) F6-3.4L (1999)
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Ring break line diagnosis
NOTE: The activated drive link is automatically switched off after approximately 20 seconds.
Menu item
Function
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Display colour black
The function Display colour black can be checked using this menu item.
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Connect and start the Porsche System Tester II No. 9588 and switch on the ignition.
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Select '911 (996)' in the Vehicle type menu and confirm with the >> key.
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Select 'PCM' in the Control units menu and confirm with the >> key.
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Select 'PCM2 MMI' in the 911 (996) PCM2 function selection and confirm with the >> key.
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Select 'Drive links' in the PCM2 MMI function selection and confirm with the >> key.
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Select 'Display colour black' in the PCM2 MMI drive link function selection and confirm with the F8 key.
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The display must show the correct colour.
Proceed in the same way with the following tests.
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Display colour "coloured bars"
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Display colour blue
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Display colour red
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Display colour green
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Display colour white
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Set default values
You can read out the set default values from the PCM2 MMI using this menu item.
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Connect and start the Porsche System Tester II No. 9588 and switch on the ignition.
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Select '911 (996)' in the Vehicle type menu and confirm with the >> key.
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Select 'PCM' in the Control units menu and confirm with the >> key.
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Select 'PCM2 MMI' in the 911 (996) PCM2 function selection and confirm with the >> key.
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Select 'Set default values' in the 911 (996) PCM2 MMI function selection and confirm with the >> key.
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Read out values from the display field.
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Ring break diagnosis
A ring break diagnosis can be carried out using this menu item.
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Connect and start the Porsche System Tester II No. 9588 and switch on the ignition.
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Select '911 (996)' in the Vehicle type menu and confirm with the >> key.
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Select 'PCM' in the Control units menu and confirm with the >> key.
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Select 'PCM2 MMI' in the 911 (996) PCM2 function selection and confirm with the >> key.
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Select 'Ring break diagnosis' in the 911 (996) PCM2 MMI function selection and confirm with the >> key.
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Read out values from the display field.
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Ring break line
diagnosis
Under this menu item, it is possible to check the electrical and optical MOST during troubleshooting.
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Connect and start the Porsche System Tester II No. 9588 and switch on the ignition.
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Select '911 (996)' in the Vehicle type menu and confirm with the >> key.
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Select 'PCM' in the Control unit menu and confirm with the >> key.
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Select 'PCM2 MMI' in the 911 (996) PCM2 function selection and confirm with the >> key.
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Select 'Ring break line diagnosis' in the 911 (996) PCM2 MMI function selection and confirm with the >> key.
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Read out values from the display field.
PCM2 Control Module (Head Unit)
The PCM2 control module (head unit) includes the following components:
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Internal:
PCM2 gateway
PCM2 Man Machine Interface (MMI)
Amplifier (internal)
Tuner
Single CD
Navigation (optional/insertion)
VOCS (voice control system) (optional/insertion)
Wake-up and distribution line diagnosis control
Controller Area Network (CAN) Comfort
MOST switch
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External:
External amplifier (optional, Harman or BOSE)
CD changer (CDC), (optional)
Telephone/telematics (optional)