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2003
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911 Carrera 4S, Standard
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Repair and Diagnosis
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Accessories & Equipment
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Radio, Navigation & Pcm Diagnosis - 911 CARRERA (996)
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System N 01
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Fault overview
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Test point 9
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Fault code 28
Fault code 28
Data lead, instrument cluster-PCM Open circuit/short to B+, Short to ground, Signal disturbance