996 Turbo diagnostic manual — Turbo applicability only / PAGE 89
45-18Fault code 4241 · Hydraulic power unit faulty
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911 Turbo (996) PSM 05 45
45-18Fault code 4241
Hydraulic power unit faulty
Diagnostic conditions
• Ignition switched on
• Front left inlet valve voltage actual value is evaluated internally
and shows implausible value (valve circuit or driver output mal-
function)
Possible cause of fault
♦PSM hydraulic unit faulty
Affected terminals
–
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Replace hydraulic unit → End
4503 Fault code 4241 45-18 page 1
Printed in Germany – 4, 2001 4241ps05
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