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Porsche
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1999
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911 Carrera Coupe (996) F6-3.4L
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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Transmission Control Systems
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Tiptronic G100
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DTC 31
DTC 31
DTC 31
CAN: Speed from PSM is implausible
Diagnosis conditions
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Ignition on
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CAN message from PSM control module is received
Possible fault cause
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Fault in the PSM
Diagnosis/Troubleshooting