Intake manifold - exploded view — AUDI

Intake manifold - exploded view
1
Screw for
intake air temperature sender 2
G299
5 Nm
2
Intake air temperature sender 2
G299
3
Intake manifold
Removing and installing
Chapter
After intake manifold has been removed or renewed,
intake manifold flap potentiometer
G336
(item 10) must be re-adapted to
engine control unit
J623
; see
vehicle diagnostic tester
,
“Guided Functions”
4
Activated charcoal filter solenoid valve 1
N80
5
Bolt for high-pressure pump
3x
10 Nm
6
Fuel pressure regulating valve
N276
7
High-pressure pump
With
fuel pressure regulating valve
N276
and
fuel pressure sender, low pressure
G410
An electric fuel pump (fitted in fuel tank) supplies fuel to the mechanical high-pressure pump at a pressure of approx. 6 bar.
When installing the high-pressure fuel pump, it is essential to ensure that no dirt enters the fuel system.
The fuel system must not be under pressure; procedure for reducing fuel pressure
Chapter
Fuel lines must be free of tension when installed.
Removing and installing
Chapter
8
Connection for fuel return line to fuel tank
Renew bolt
Tighten connecting piece to 40 Nm (always make sure that connecting piece is tightened to specified torque before installing fuel line)
Fuel pipe must be free of tension when installed (make sure all parts are clean)
Tightening torque: 25 Nm
9
Fuel supply line to fuel rail
Tighten connecting piece to 30 Nm (always make sure that connecting piece is tightened to specified torque before installing fuel line)
Fuel pipe must be free of tension when installed (make sure all parts are clean)
Tightening torque: 30 Nm
10
Intake manifold flap motor
V157
with
intake manifold flap potentiometer
G336
After fuel rail has been removed or renewed,
intake manifold flap potentiometer
G336
must be re-adapted to
engine control unit
J623
; see
vehicle diagnostic tester
,
“Guided Functions”
Removing and installing
Chapter
11
Bolt for
intake manifold flap motor
V157
with
intake manifold flap potentiometer
G336
3x
7 Nm
12
Intake manifold support
13
Bolt for intake manifold support
23 Nm
14
Throttle valve module
J338
,
throttle valve drive (electric throttle operation)
G186
With
throttle valve drive angle sender 1
G187
and
throttle valve drive angle sender 2
G188
After the
throttle valve module
J338
has been renewed, it must be adapted to the
engine control unit
J623
(Basic setting, Display group 60), see
“Guided Fault Finding”
.
15
Bolt for
throttle valve module
J338
4x
7 Nm
16
Securing nut for intake manifold support
10 Nm
17
Seal
Renew
18
Fuel rail
Removing and installing
Chapter
After fuel rail has been removed or renewed,
intake manifold flap potentiometer
G336
must be re-adapted to
engine control unit
J623
; see
vehicle diagnostic tester
,
“Guided Functions”
19
Fuel pressure sender
G247
22 Nm