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Home >> Porsche >> 2020 >> Panamera Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (27 Starter, Power Supply, Cruise Control 2.9L Turbo Hybrid -- 971 - PANAMERA (971)) >> WM, 279055 Replacing Electric Motor >> DECOUPLER Commissioning

DECOUPLER Commissioning

WARNING: This page is about a different variant/trim than selected.
WARNING: Incorrect handling of high-voltage components
  • Electric shock
  • Short circuit
  • Fire
  • Explosion

    → Only appropriately trained and authorized persons may work on high-voltage vehicles and components.

    → Required qualification: High voltage technician or high voltage expert.

    → Observe national requirements and legislation for this work.

    → Always use insulated tools, such as an > VAS 6883 - insulated tool set  when working on these parts.

    → Observe general warning notices for working on the high-voltage system.

    → > 2X00IN GENERAL WARNING NOTICES FOR WORKING ON THE HIGH-VOLTAGE SYSTEM

NOTE: Voltage drop 
  • Irreparable damage to control unit 
  • Damage to control unit 
  • Fault entries in the control unit 
  • Control unit programming/coding is aborted 
  • Malfunctions in the control unit, even during programming/coding 

    → Switch off ignition before disconnecting the control unit.

    → Make sure that the power supply is not interrupted during programming/coding.

    → Connect the battery charger with at least > current 90 A  to the vehicle battery.

Information 

The PIWIS Tester  instructions take precedence since the description may be different with later Tester releases.

The procedure described here has been structured in general terms. Different text or additional information may appear on the PIWIS Tester. 

  1. Connect the Tester to the vehicle. Switch on ignition.
  2. Place original remote control (hand-held transmitter) in emergency start tray.
    G15878614Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Emergency start tray

  3. Select the vehicle type if required.
  4. Select the Engine electronics DME  control unit in the overview.  Press F12 to continue. The message "Create Vehicle Analysis Log (VAL)?" appears. Press F11 to continue.
  5. Maintenance/repairs  must now be selected.
    1. 5.1 Select Decoupler commissioning. 
    2. 5.2 Select Decoupler commissioning after part replacement. 
    3. 5.3 Read and follow the instructions and information on the Tester.
    4. 5.4 Perform commissioning according to menu guidance.
  6. Go back to the overview. 
  7. In the overview  , press F7 to switch to the Additional menu. 
  8. Read out all fault memories  , work through faults that are stored if necessary and clear the fault memories.
  9. Exit the diagnostic application. Switch off ignition. Disconnect the Tester from the vehicle.
  10. Perform a test drive.
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