Using the function 'Reset all coding/transfer counters' all set fault counters of all components can be collectively · reset to '0

911 Turbo (996) PCM2/CDR23 91 Note! Using the function 'Reset all coding/transfer counters' all set fault counters of all components can be collectively reset to '0'. Menu item Function ♦MOST unlock counter Under this menu item, it is possible to check the electrical and optical MOST during troubleshooting. The MOST unlock counter counts all recognized unlocks (connection operation) and outputs these as the lawn. ♦9588 Connect and start the Porsche System Tester II and switch on the ignition. ♦Select '911 Turbo (996)' in the Vehicle type menu and confirm with the >> key. ♦Select 'PCM2' in the control modules selection and confirm with the >> key. ♦Select 'PCM2 GW' in the PCM2 function selection and confirm with the >> key. ♦Select 'Actual values' in the menu item and confirm with the >> key. ♦Select the "Unlock counter" menu item using the > key and confirm with the >> key. ♦Read out values from the display field. ♦Supply voltage Under this menu item, it is possible to check the supply voltage during trou- bleshooting. ♦9588 Connect and start the Porsche System Tester II and switch on the ignition. ♦Select '911 Turbo (996)' in the Vehicle type menu and confirm with the >> key. ♦Select 'PCM2' in the control modules selection and confirm with the >> key. ♦Select 'PCM2 GW' in the 911 Turbo (996) PCM2 function selection and confirm with the >> key. ♦Select 'Actual values' in the menu item and confirm with the >> key. ♦Select the "Supply voltage" menu item using the > key and confirm with the >> key. ♦Read out values from the display field. Man Machine Interface (MMI) The MMI is part of the PCM2 (on the mainboard). It carries out the diagnostics of the ring break diagnosis line (stub cable) and the diagnostics of the optical distribution line. 9101 Control unit function - gateway 91-63 page 13 Printed in Germany – 43, 2003 SgfGWlwl