Installing Fuel Line

WARNING: This page is about a different variant/trim than selected.

WARNING: Toxic substances

Danger of poisoning or suffocation
Danger of burns to the eyes and skin
- → Ventilate the work area well.
- → Never ingest or inhale.
- → Read specific information on the Hazard Sheet.
- → Wear personal protective gear.
- → Do not smoke, eat or drink in the work area.

WARNING: Highly inflammable or explosive materials

Danger of fire or explosion
- → Avoid contact with hot parts or sources of ignition.
- → Use suction to remove ignitable vapours.
- → Attach warning sign in a clearly visible position.
- → Contain leaked media using non-flammable absorbent material and put it in a container designed for this purpose for disposal in accordance with local requirements.
- → Secure collection containers/vessels to prevent them from tipping over.

Information

Always perform a leak test in the high-pressure area after opening the fuel system.
This is particularly important if components are disassembled and replaced.
The threaded connections of the fuel lines must be coated with OKS 1710 lubricant (Part No. 000.043.303.27) before being screwed back on again.
Always allow a drying time of 60 minutes for the lubricant!
Blow residual fuel out of the lines and high-pressure pump (into a fuel-resistant container or cloth) using compressed air before installation.
The tightening specifications must be strictly observed.

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 WIRING HARNESS

Install fuel line -1 -.
1. 1.1 Feed in fuel line -1 - and move it into installation position.
2. 1.2 Fit union nuts -2 - by hand.
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Fit fuel line holder.
1. 2.1 Fit and tighten screws -1 -.
  > Tightening torque 13 Nm (9.5 ftlb.)
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Fit low-pressure fuel hose -1 -.
1. 3.1 Push fuel hose -1 - onto the high-pressure pump -2 -.
2. 3.2 Secure fuel hose with a spring band clamp -3 -.
  1. 3.2.1 Slide spring band clamp downwards using > VAS 6930 - Spring Band Clamp Pliers and secure the fuel hose.
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Fit wiring harness -1 -.
1. 4.1 Clip in wiring harness -1 - using clips -2 -.
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Connect and lock electric plug connection for fuel high-pressure sensor -1 -.

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Install oil-fill pipe -1 -.
1. 6.1 Move oil-fill pipe -1 - into installation position.
2. 6.2 Fit and tighten screws -2 and 3- .
  Screws -2 -: > Tightening torque 13 Nm (9.5 ftlb.)
  
  Screw -3 -: > Tightening torque 13 Nm (9.5 ftlb.)
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Install vent line -1 -.
1. 7.1 Connect vent line -1 - to the oil-fill pipe -2 - and to the cylinder head cover -3 - until it locks with an audible click.
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Install coolant pipe -1 -.
1. 8.1 Insert coolant pipe -1 - (-arrow -).
2. 8.2 Push coolant hose -3 - onto the heat exchanger connection -4 - and secure with a spring band clamp -2 -.
3. 8.3 Secure coolant pipe -1 - to the holder using a screw -5 -.
  Screw -5 -: > Tightening torque 10 Nm (7.5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.