Removing Fuel Injectors - Cylinder Bank 1-3

Observe safety instructions when working on the fuel system. 

→ 2001AW BASIC SAFETY INSTRUCTIONS FOR WORKING WITH THE FUEL SYSTEM .

1. Attach or mount fire hazard warning sign in a clearly visible position on the vehicle.
   Fig 1: Example Of Warning Sign

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2. Remove fuel filter.

   → 206019 REMOVING AND INSTALLING FINE FUEL FILTER .

   Fig 2: Removing Fuel Filter

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3. Disconnect or remove lines on the left of the engine compartment.
   1. 3.1. Disconnect line to the carbon canister -2-  and remove it.
      Fig 3: Identifying Left Engine Compartment Hose Connections

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   2. 3.2. Remove coolant ventilation -1-  at the tank.
   3. 3.3. Disconnect vacuum line -3-  .
   4. 3.4. Expose lines above the fuel collection pipe.

      Unclip the lines from the holders and secure them on the coolant reservoir using a tie-wrap → Arrangement of lines on left of engine compartment  .

      Fig 4: Identifying Left Engine Compartment Lines Arrangement

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4. Remove secondary-air pump.

   → 26651900 REMOVING AND INSTALLING SECONDARY-AIR PUMP - section on "Removing".

   Fig 5: Identifying Secondary-Air Pump

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5. Loosen intake air line at the turbocharger 1-3.

   Intake air line cannot be removed. 

   1. 5.1. Unscrew two M6 screws -arrows-  and one M6 collar nut -1-  . Disconnect intake air line with retaining bracket.
      Fig 6: Locating Intake Air Line Flange 1-3

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   2. 5.2. Press intake air line out of the bracket in the engine compartment.
      Fig 7: Locating Intake Air Line Bracket

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   3. 5.3. Replace O-ring when assembling and grease with Kluber Syntheso Glep (Part No. 000.043.204.68).
6. Remove oil-filter console.

   → 173319 REMOVING AND INSTALLING OIL-FILTER CONSOLE  - section on "Removing"  .

   Fig 8: Identifying Oil-Filter Console

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7. Detach wiring harness and fuel line from the fuel collection pipe.
   1. 7.1. Pull cable rail -3-  upwards at the fuel collection pipe and press to the side.
   2. 7.2. Disconnect cable plug -arrows-  at the fuel injectors 1-3.

      Information 

      Do not put too much pressure on pipe and line connections. High pressure causes damage and leaks. Always counter at the lines when loosening and fastening them.

      Information 

      Do not put too much pressure on pipe and line connections. High pressure causes damage and leaks. Always counter at the lines when loosening and fastening them.

      Information 

      Do not put too much pressure on pipe and line connections. High pressure causes damage and leaks. Always counter at the lines when loosening and fastening them.

      Information 

      Do not put too much pressure on pipe and line connections. High pressure causes damage and leaks. Always counter at the lines when loosening and fastening them.

   3. 7.3. Detach fuel line -2-  (a/f 17 and 19) and unscrew.
      Fig 9: Locating Cable Rail And Fuel Line, Side 1-3

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8. Remove fuel collection pipe with fuel injectors 1-3.
   1. 8.1. Unscrew two M6 screws -13-  .
      Fig 10: Identifying Fuel Collection Pipe And Fuel Injectors Side 1-3

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   2. 8.2. Detach fuel collection pipe with fuel injectors 1-3 from the intake-air distributor and remove.
9. Remove fuel injectors from the fuel collection pipe.
   1. 9.1. Remove spring clamps.
   2. 9.2. Pull fuel injectors out of the collection pipe.
   3. 9.3. Replace the O-rings before assembling if the fuel injectors are to be reinstalled.