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2003
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911 Carrera 4S, Standard
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Repair and Diagnosis
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Brakes
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Anti-Lock Brakes
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Anti-Lock Brake System (Abs) - PSM 5.3/5/7 Diagnosis - 911 CARRERA (996)
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Fault code 5540
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DME: fault stored in ECM
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Notes
DME: fault stored in ECM: Notes
NOTE:
The fault is sent via the CAN bus. The PSM system switches off for safety reasons. The PSM is not faulty.