Boxster S (986) F6-3.2L (2001)
Engine Control Module: Testing and Inspection
Diagnosis Of CAN - Timeout 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:
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terminal voltage 15 is on
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battery voltage is greater than 8.512 Volts, and
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no CAN information.
Diagnosis of CAN - Timeout