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General Module: Service Precautions
General instructions/safety instructions
The following points must be observed during vehicle diagnosis:
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After the battery is connected, volatile memories must be reprogrammed. In the case of radio coding and tuning, the customer must be informed of
decoding and the deleted tuner memory.
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After the battery has been connected, the instructions in the assembly - Work instructions after disconnecting the battery must be observed.
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Deactivate the 'automatic traffic announcement' before beginning the diagnosis on the PCM2. If this is not done, the system will crash (only for
software version [<] 03).
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When working on the optical waveguide, please observe the instructions in assembly - Optical waveguide - MOST bus.
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After troubleshooting or repairs, erase the fault memory with the 9588 Porsche System Tester II and carry out a test drive.
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After the test drive, read out the fault memory with the 9588 Porsche System Tester II again.
DANGER:
Danger of injury through triggering of driver's airbag
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Never hang the 9588 Porsche System Tester" over the steering wheel.
CAUTION:
Danger of damage due to improper handling of the battery and the control module connectors.
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Never disconnect battery with engine running.
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Never start engine without securely connected battery.
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Never pull off or push on plug connections for the control modules or other electronic components when the ignition is switched on.
This is a source reference. Confirm exact model applicability in the original material.