Overview - High Pressure Pump - Audi Q7 2007 Repair Manual

Note
Before disconnecting the pressure gauge, release the pressure
by opening the shut-off valve. Hold the hose in a measuring con‐
tainer -arrow-.
– Reconnect the fuel supply line. While doing so, check for
cleanliness and leaks.
Note
Checking the fuel system for leaks.
3.14

Overview - High Pressure Pump

1 - Bolt
❑ Tightening specification
and sequence. Refer to
⇒ Fig. ""High Pressure
Pump - Tightening
Specification and Se‐
quence"" , page 47
2 - High Pressure Pump
❑ With Fuel Metering
Valve - N290-
❑ Removing and instal‐
ling. Refer to
⇒ "3.16 High Pressure
Pump, Removing and
Installing", page 49
❑ Do not disassemble
❑ If a new high pressure
pump is installed, the
opening next to the Fuel
Metering Valve - N290-
must be sealed with a
sealing plug (shear
bolt). Tighten the bolt
until it is tightly sealed.
3 - Connection
❑ 40 Nm
❑ Always replace if re‐
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
moved
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
❑ Tighten before installing
the fuel supply line
❑ Tighten with Torque
Wrench 1331 Insert -
Open Ring Wrench -
14mm - VAG1331/8-
4 - Connection
❑ 40 Nm
❑ Always replace if removed
.
.
Fuel Injection and Ignition - Edition 02.2015
Audi Q7 2007 ➤
45
3. Injection System