Volkswagen Golf Service & Repair Manual: Assembly overview - intake manifold

Volkswagen Golf Service & Repair Manual / 4- cylinder injection engine(1.4 1 direct inction. turbocharger) / Mixture preparation system, electronic inj., Gas / Intake manifold / Assembly overview - intake manifold

Assembly overview - intake manifold

1 -	Coolant pipe

Clipped onto intake manifold.

Removing and installing coolant pipe → Chapter

2 -	Intake manifold

Combined in one unit with charge air cooler

Removing and installing → Chapter

3 -	Coolant pipe

Clipped onto intake manifold.

4 -

Bolt

Specified torque and tightening sequence → Fig.

5 -

O-ring

Renew

6 -	Intake manifold sender -GX9-

Consisting of

Intake air temperature sensor 2 -G299-

Intake manifold pressure sender -G71-

Removing and installing → Chapter

7 -

Gaskets

Renew

8 -	Charge air pressure sender -GX26-

Consisting of

Charge air pressure sender -G31-

Intake air temperature sender -G42-

Removing and installing → Chapter

9 -

O-ring

Renew

10 -

Union

11 -

O-ring

Renew

12 -

Air pipe

For removal, use release tools -T10527- and -T10527/1-

13 -

O-ring

Renew

14 -

Bolt

Thread-forming

Fit and screw in bolt by hand so that it screws into old thread Then tighten bolt to torque

7 Nm

15 -	Retaining clip

For air pipe.

16 -	Throttle valve module -GX3-

Consisting of

Throttle valve module -J338-

Throttle valve drive for electronic power control -G186-

Throttle valve drive angle sender 1 for electronic power control -G187-

Throttle valve drive angle sender 2 for electronic power control -G188-

Removing and installing → Chapter

Clean → Chapter.

After throttle valve control module -GX3- has been replaced, it must be re-adapted to engine control unit -J623-. Use vehicle diagnostic tester for this.

17 -

Seal

Renew

18 -	Vacuum line

19 -

O-ring

Renew

20 -	Vacuum line

21 -

O-ring

Renew

Intake manifold - specified torque and tightening sequence

–	Tighten bolts in stages as follows:

Assembly overview - intake manifold

Stage	Bolts	Specified torque
1	-arrows-	Starting in centre, screw in bolts alternately by hand until they make contact
2	-arrows-	Starting in centre, screw in bolts alternately: 8 Nm

Intake manifold

...

Removing and installing intake manifold

Special tools and workshop equipment required Release tool -T10527- Release tool -T10527/1- ...

Other materials:

Removing tyres, wheels without and with tyre pressure monitoring
If fitted, check tyre pressure sensor using vehicle diagnostic tester, and renew it as necessary. Note The tyre pressure sensor (if fitted) must not come into contact with water or be blown upon with compressed air w ...

Leaks or internal damage (e.g. noises or lack of power)
– Drain refrigerant circuit. – Remove air conditioner compressor. Note In the event of internal damage (to air conditioner compressor), purge with R134a refrigerant → ...

Checking compression
Special tools and workshop equipment required Spark plug socket and extension -3122 B- Compression tester -V.A.G 1763- ...