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Porsche Workshop Service and Repair Manuals

Engine Control Module|Testing and Inspection|Page 1327 > < Body Control Module|Testing and Inspection|Page 1323
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Engine Control Module: Testing and Inspection

Diagnosis of CAN - Time-out for vehicles with an Automatic Transmission:

A signal failure occur if the following conditions are fulfilled for a delay period from the end-of-start (see following chart):

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terminal voltage 15 is on

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battery voltage is greater than 8.97 Volts, and

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no CAN message from the automatic transmission control.

Diagnosis of CAN - Time-out

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