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Home >> Porsche >> 2019 >> Cayenne S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 36 (24 Fuel System - Electronic Injection 4.0L -- 9YA - Cayenne (9YA)) >> WM, 249019 Removing And Installing Fuel Line (V8 BITURBO) >> Removing Fuel Line >> Removing Fuel Line (Left High-Pressure Pump To Rail)

Removing Fuel Line (Left High-Pressure Pump To Rail)

WARNING: This page is about a different variant/trim than selected.
CAUTION: Hot components 
  • Risk of burns 
    1. → Let hot component: cool down.
    2. → Wear personal protective gear.
  1. Expose cable duct.
    G15259007Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Vent lines

    1. 1.1  Release and pull off vent lines -1-  at the connections -2-  .
  2. Loosen cable duct -1-  .
    G15259008Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Overview of cable duct

    1. 2.1  Unscrew nuts -3-  on ground lines.
    2. 2.2  Release and disconnect electric plug connections -2-  .
    WARNING: Hot fuel and hot fuel lines. 
    • Danger of scalding 
      1. → Allow the fuel to cool down before opening line connections.
      2. → Wear protective gloves
      3. → Wear protective goggles.

    Information 

    • Open connections and lines must be closed off using suitable stoppers or caps. 

    Information 

    Check fuel line for damage following removal and replace it if necessary.

  3. Remove fuel line -1-  .
    G15259009Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Fuel line (left high-pressure pump to rail)

    1. 3.1  Have suitable stoppers or caps ready for closing off line connections.
    2. 3.2  Unscrew screw -2-  on fuel line holder and screw off union nuts -3-  .
    3. 3.3  Lift up cable duct and remove fuel line -1-