Video Overview

A video about checking battery voltage in BMW E39

Turn the ignition key to the first position
  • Turn the ignition key to the first position

  • From the Main menu screen select SET using the right rotary button

  • Press and hold the MENU button for approx 8 seconds

  • Select the Desired menu item from the Navigation Service mode

  • To exit Service mode, press the MENU button

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To reassemble your device, follow these instructions in reverse order.

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Martin Bishop

Member since: 01/26/2012

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