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2003
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911 Carrera 4S, Standard
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Repair and Diagnosis
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Anti-Theft Systems
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Lights, Lamps, Switches Interior, Theft Protection Diagnosis - 911 CARRERA (996)
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Fault code 28
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Diagnosis/troubleshooting
Fault code 28: Diagnosis/troubleshooting
DIAGNOSIS/TROUBLESHOOTING (FAULT CODE 28)
Work instruction
Display OK
If not OK
1
Replace control unit.
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