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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 (Right High-Pressure Pump To Rail)

Removing Fuel Line (Right 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 components cool down.
    2. → Wear personal protective gear.

Information 

The rules relating to cleanliness and instructions for working on the fuel system must always be observed before and during the work.

> 2X00IN Rules relating to cleanliness and instructions for working on the fuel system 

> 2X00IN Basic safety instructions for working with the fuel system 

  1. Remove heat shield -1-  .
    G15259010Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Heat shield

    1. 1.1  Release and disconnect electric plug connection -2-  .
    2. 1.2  Unscrew screws -3-  .

      Use T30 bit from > VAS 262 011 - socket wrench set  .

    3. 1.3  Remove heat shield -1-  .
  2. Expose the cable duct.
    G15259011Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Bracket for torque support and vent line

    1. 2.1  Unscrew screws -1 and 2-  and remove torque support bracket -3-  .
    2. 2.2  Release and pull off vent line -4-  on the oil mist separator.
  3. Detach cable duct -8-  .
    G15259012Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Overview of cable duct

    1. 3.1  Unscrew nuts -7-  on ground lines.
    2. 3.2  Release and disconnect electric plug connections -1 to 6-  .
    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.

  4. Install fuel line -1-  .
    G15259013Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Fuel line (right high-pressure pump to rail)

    1. 4.1  Have suitable stoppers or caps ready for closing off line connections.
    2. 4.2  Unscrew screw -2-  and screw off union nuts -3-  .
    3. 4.3  Lift up the cable duct and sound absorber and remove fuel line -1-  .