996 Turbo diagnostic manual — Turbo applicability only / PAGE 1069
96-56Fault code 51 · Alarm siren
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911 Turbo (996) Alarm system I 48 96
96-56Fault code 51
Alarm siren
Diagnostic conditions
• Internal control module fault
Possible cause of fault
♦Control module faulty
Affected terminals
-
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Read out fault memory ♦Erase fault memory Fault code 51 no ⇒ Step 2
again longer appears ♦Switch off ignition
→ End
♦Switch on ignition
♦Read out fault memory
2 ♦Replace control module → End
9601 Fault code 51 96-56 page 1
Printed in Germany – 4, 2001 51xxxi48
This is a source reference. Confirm exact model applicability in the original material.