996 Turbo diagnostic manual — Turbo applicability only / PAGE 648
91 PCM 2 / CDR 23 911 Turbo (996) · Diagnosis/troubleshooting
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91 PCM 2 / CDR 23 911 Turbo (996)
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Visual inspection ♦Check CD for damage and the → End Step 2
position of the data side.
♦Replace CD.
2 Reading out PCM2 fault ♦Connect Porsche System Tester The fault is reme- Fault code is still
memory II No. 9588 to the diagnostic died. displayed.
socket; start and switch on the → End Step 2
ignition.
♦Select '911 (996)' in the vehicle
type menu and confirm with the
→| key.
♦Select 'PCM' in the control mod-
ules selection and confirm with
the >> key.
♦Select 'PCM2/CDR23' in the
control modules selection and
confirm with the >> key.
♦Select 'PCM2-MMI' in the PCM2
function selection and confirm
with the >> key.
♦In the 'fault memory' menu, click
the > > key.
♦Read out fault memory.
♦Erase fault memory.
♦Remove ignition key and switch
on ignition again.
♦Read out fault memory.
♦Extract ambient data, press the
>> key.
3 Replacing PCM2 The fault is reme-
died.
→ End
91-80 page 2 9101 8005 PCM2 - MMI
8005MMlwl Printed in Germany – 29, 2002
This is a source reference. Confirm exact model applicability in the original material.