996 Turbo diagnostic manual — Turbo applicability only / PAGE 581
91-658001 PCM2 - Gateway · Supply voltage
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91
911 Turbo (996) PCM 2 / CDR 23
91-658001 PCM2 - Gateway
Supply voltage
Diagnostic conditions
• Engine running
!
The fault memory status (present/not present) is always updated
when the motor is started.
Possible cause of fault
♦Battery voltage too low '< 9 V for > 30 sec.'
♦Battery voltage too high '> 16 V for > 30 sec.'
♦Fuse faulty
♦Battery faulty
♦Generator regulator faulty
♦Generator faulty
Affected pins
PCM2 plug A, Pin 4, Pin 8
Battery voltage too low
9101 8001 PCM2 - Gateway 91-65 page 1
Printed in Germany – 29, 2002 8001GWlwl
This is a source reference. Confirm exact model applicability in the original material.