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Home >> Porsche >> 2016 >> 911 Turbo, 2D Convertible >> Repair and Diagnosis >> Body & Frame >> Door Locks >> 57 - Front Door, Central Locking -- 911 CARRERA (991) >> WM 577319 Removing And Installing Front Door Control Unit (All Models) >> Preliminary Work

Preliminary Work

  1. If a new control unit has to be installed, the values/coding must be read out using PIWIS Tester II 9818  prior to removing the "old" control unit. → 577355 REPLACING FRONT DOOR CONTROL UNIT .
  2. Disconnect battery ground strap. →
  3. Remove front door panel. → 705919 REMOVING AND INSTALLING FRONT DOOR PANEL - section on "Removing"