Using torque wrench -V.A.G 1331- and insert -T10395/3- from tool set -T10395 A-, this page covers removing the Volkswagen Golf Mk7 high-pressure fuel pipe — remove the throttle valve module first.
| Special tools and workshop equipment
required |
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| Torque wrench -V.A.G 1331- |
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| Insert -T10395/3- from tool set -T10395 A- |
| – |
Remove throttle valve module -GX3-
→ Chapter. |
The fuel system is under high pressure.Risk of injury due to fuel which
may spurt out.Release high pressure.
| Risk of functional impairment due to soiling
→ Chapter. |
 Note
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| Place a cloth underneath to catch escaping fuel. |
| – |
Unscrew union nuts -arrows- and
detach high-pressure pipe. |
| Installation is carried out in the reverse order; note the
following: |
| – |
Lubricate thread of union nuts with clean engine oil. |
| – |
Hand-tighten union nuts for high-pressure pipe (make sure
that pipe is not under tension). |
Note
| Use an open-end wrench to counterhold at the hexagon on the
high-pressure pump when tightening to the final specified
torque. |
| – |
Tighten union nuts using torque wrench -V.A.G 1331- and
insert -T10395/3-. |
| – |
Install throttle valve module -GX3-
→ Chapter. |
| → Chapter „Assembly overview - high-pressure pump“ |
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Questions & answers
Removing and installing high-pressure pipe — Volkswagen Golf Mk7
How do I remove the Golf Mk7 1.4 TSI high-pressure fuel pipe?
Release pressure, unbolt at both ends (pump and rail), and remove. Renew the pipe if it shows any damage — do not attempt to straighten.
Removing
Engine cold
The fuel system is under high pressure.Risk of injury due to fuel which
may spurt out.Release high pressure.
...
