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Home >> Land Rover >> 2022 >> Defender 90 S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 (Fuel Charging And Controls - V8 S/C 5.0L Petrol -- Defender/L663) >> Fuel Charging And Controls - V8 S/C 5.0L Petrol (G2796609) >> Removal And Installation >> Left Fuel Injectors (G2878037) >> Removal

Left Fuel Injectors (G2878037): Removal

WARNING: This page is about a different variant/trim than selected.
CAUTION:
  • Extreme cleanliness must be exercised when handling these components. Make sure that all tools and the surrounding area is clean before commencing work.
  • Before disconnecting any components, make sure the area is clean and free from foreign material. When disconnected all components must be sealed.
NOTE:
  • This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
  • This procedure contains illustrations showing certain components removed to provide extra clarity.
  1. Always follow the fuel system health and safety precautions when doing any repairs to the fuel system.

    Refer to: PETROL AND PETROL-ETHANOL FUEL SYSTEMS HEALTH AND SAFETY PRECAUTIONS

  2. Release the pressure in the fuel system.

    Refer to: FUEL SYSTEM PRESSURE RELEASE

  3. Raise and support the vehicle on a suitable 2 post lift.

    Refer to: JACKING AND LIFTING

  4. Disconnect the 12 V system.

    Refer to: 12V SYSTEM DISCONNECT AND CONNECT

  5. Partially drain the engine cooling system.

    Refer to: COOLING SYSTEM PARTIAL DRAINING AND VACUUM FILLING

  6. Clean the fuel injectors, High Pressure (HP) fuel supply line and surrounding areas.

    Refer to: FUEL INJECTION COMPONENT CLEANING

  7. Remove the air cleaner outlet pipe T-connector.

    Refer to: AIR CLEANER OUTLET PIPE T-CONNECTOR

  8. CAUTION: Be prepared to collect escaping coolant.
    G15312156Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Release the 2 clips.
    • Disconnect the 5 coolant pipe connectors.
    • Remove the coolant pipe assembly.
    • Release the coolant pipe assembly and position to one side.
  9. G15312157Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Remove the 2 nuts.
    • Release the cable bracket assembly from the valve cover.
  10. G15312158Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Disconnect the electrical connector.
    • Release the clip.
    • Remove the bolt.
    • Disconnect the hose.
    • Remove the right differential pressure sensor assembly.
  11. G15312159Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Release the vacuum pipe from the right coil cover and position to one side.

  12. G15305904Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Release the 3 upper clips.
    • Release the stud.
    • Release the 4 lower clips.
    • Remove the right coil cover.
  13. G15312161Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Disconnect the electrical connector.
    • Release the clip.
    • Disconnect the hose.
    • Remove the bolt and the 2 nuts.
    • Remove the left differential pressure sensor assembly.
  14. WARNING: Be prepared to collect escaping fuel.
    G15305902Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Release the 2 fuel line clips.
    • Release the 2 fuel lines from the left coil cover.
    • Disconnect the 2 fuel line connectors.
  15. G15305903Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Remove the oil filler cap.
    • Release the 2 lower studs.
    • Release the 2 upper clips.
    • Remove the left coil cover.
    • Install the oil filler cap.
  16. G15312164Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Disconnect the breather pipe connector.
    • Release the clip.
    • Position the breather pipe to one side.
  17. G15312165Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Disconnect the 4 electrical connectors.
    • Release the 2 clips.
    • Position the wiring harness to one side.
  18. WARNING: Be prepared to collect escaping fuel.
    G15304166Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Loosen the 2 fuel crossover line unions.
    • Remove the 4 bolts.
    • Disconnect the 2 fuel crossover line unions.
    • Remove the fuel crossover line.
  19. G15312171Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Disconnect the 9 electrical connectors.
    • Release the 2 fuel lines from the 2 clips.
    • Release the electrical connector from the clip.
  20. G15312172Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Release the 4 clips.
    • Position the wiring harness to one side.
  21. NOTE: This step contains illustrations for right side components, left side components are similar.
    G14053029Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Remove the 4 bolts.
    • Remove the 4 ignition coils.
  22. CAUTION: Make a note of the fuel injector clamp alignment to the fuel rail prior to removal.
    NOTE: This step contains illustrations for right side components, left side components are similar.
    G14053031Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Remove the 4 bolts.
    • Remove the fuel rail.
  23. CAUTION:
    • Make sure that the special tool is located correctly to the fuel injector prior to removing the fuel injector.
    • Make sure that the special tool is held square to the fuel injector during removal.
    • Make sure that all open ports are covered to prevent any foreign material ingress.
    NOTE: This step contains illustrations for right side components, left side components are similar.
    G15304416Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Using the special tool, remove the 4 fuel injectors.

    Special Tool(s): 310-197 

  24. CAUTION: If the fuel injector is being removed without a new component being installed, the fuel injector clamp must remain with the fuel injector it is removed with.
    G11587674Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Remove and discard the 4 fuel injector retaining clamp.

  25. CAUTION:
    • Do not use a knife to remove the Teflon™ seal as damage could occur to the fuel injector.
    • D not cut the Teflon™ seal too deep as damage could occur to the fuel injector.
    • Pinch the Teflon™ seal to allow the tool to cut the Teflon™ seal without damaging the fuel injector.
    G15304418Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Remove and discard the 4 Teflon™ seals.

  26. CAUTION: Do not use any sharp tools to remove the O-ring seal as damage could occur to the fuel injector.
    G11607553Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Remove and discard the 4 fuel injector O-ring seals.

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