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Home >> Porsche >> 2008 >> Cayenne Base, Automatic >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Vehicle Electrical System (BNSG) -- 9PA Cayenne >> Vehicle electrical system (BNSG) >> Introduction - vehicle electric system control unit >> General instructions/safety instructions

General instructions/safety instructions

CAUTION: Danger of damage due to improper handling of batteries and control module plug connections!
  • Never disconnect battery with engine running.
  • Never start engine if battery terminal clamps are not connected securely.
  • Never puff off or push on plug connections for the control modules or other electronic components when the ignition is switched on.
  • Always disconnect the negative terminal of the battery and pull off all plug connections to the 'vehicle electrical system control module' when carrying out welding work on the vehicle.
WARNING: Danger of injury and damage due to unusual vehicle handling when plugs or components are disconnected!
  • Never disconnect plugs when the vehicle is in motion or drive the vehicle with plugs disconnected.
  • Drive only with all parts fully installed and connected.
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