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Home >> Porsche >> 2013 >> Boxster Base, Standard Trans >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> 9X - Electrical System - General -- (981) BOXSTER/CAYMAN >> WM 9X00IN Basic Instructions And Procedure For Control Unit Programming Using The PIWIS Tester (All Models) >> General Preliminary Work

General Preliminary Work

  1. Connect a battery charger with a current rating of at least 40 A  (e.g. battery charger HFL 65 WE 1353  ).

    First connect the positive cable of the charger to the positive terminal of the battery and then connect the negative cable of the charger to the ground point for jump-lead starting → External power supply  .

    Fig 1: Connecting Negative Cable Of Charger To Ground Point For Jump-Lead Starting - External Power Supply
    G10028199Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  2. Switch on the battery charger.
  3. Switch on the ignition using the original driver's key  .

    On vehicles with "Porsche Entry & Drive", do this by replacing the control panel in the ignition lock with the original driver's key if necessary.

  4. PIWIS Tester II 9818  must be connected to the vehicle communication module (VCI) via the USB cable  . Then, connect the communication module to the vehicle and switch on the PIWIS Tester.
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