Volkswagen Golf / Golf GTI / Golf Variant. Manual - part 706

– If applicable, remove bolt -1- for the ground cable. Remove the

coolant hose -2-.

– Remove the available connectors -arrows-.

– Release the catch in direction of -arrow- and remove the wiring

duct -4- upward from the bracket.

– Remove the bolts -1, 2 and 3-. Pivot the coolant pipe to the

side.

– Remove the Oxygen Sensor 1 before Catalytic Converter -

GX10- . Refer to

⇒ “8.2  Oxygen Sensor 1 before Catalytic Converter GX10 ,

Removing and Installing”, page 333

 .

On Vehicles with the Engine Codes CNTA, CXCA, CXDA, CXCB
– Remove the cam adjustment actuators -arrows-.
For All Vehicles
– Remover the ignition coils with the power output stages. Refer

to

⇒ “1.3 Ignition Coils with Power Output Stages, Removing and

Installing”, page 357

 .

– Remove the bolts -arrows- and nut -1-.
– Remove the heat shield -2-.

– Remove the bolt -1-. Just loosen bolt -3-.
– Remove the turbocharger bracket -2-.

– Disconnect the connectors -1 and 3-.
On Vehicles with the Engine Code CXDA
– Press the release button on the crankcase ventilation hose

-2- and remove the hose.

On Vehicles with Engine Codes CXBA, CXBB, CNSB, CXCA,

CNTB, CNTA, CXCB
Remove the connection -item 6- 

⇒ Item 6 (page 195)

 together with

crankcase ventilation hose -2-.

– Remove the bolts -1- and then remove the connections.
– Remove the bolts -2, and 3-, and remove the oil supply line

and oil return pipe.

– Open the hose clamp -arrow -.

Note

The following work step is necessary to achieve some more room

between the cylinder head and the bulkhead.

– Remove bolts -1, 2 and 3- and remove pendulum support.

– Pull the engine toward the rear with the Tensioning Strap -

T10038- approximately 20 mm.

– Remove the nuts -arrows-.
– Remove the turbocharger from the cylinder head and pry up

upward.

Installing
Install in reverse order of removal. Note the following:

Note

♦

Replace seals, gaskets, O-rings and self-locking nuts.

♦

Coat the stud bolts on the turbocharger with hot bolt paste; hot

bolt paste. Refer to the Parts Catalog.

♦

Fill the turbocharger with engine oil at the oil supply line con‐

nection.

♦

Hose connections and charge air system hoses must be free

of oil and grease before installing.

♦

Secure hose connections with standard production clamps.

Refer to the Parts Catalog.

– Install the front exhaust pipe with the catalytic converter. Refer

to

⇒ “2.2 Catalytic Converter, Removing and Installing”,

page 349

 .

– Install the exhaust system free of tension. Refer to

⇒ “1.4 Exhaust System, Installing without Tension”,

page 345

 .

– Fill with coolant. Refer to 

⇒ page 218

 .

– Check the oil level.

Note

After installing turbocharger, let engine idle for approximately 1

minute without increasing engine speed. This ensures adequate

oil supply to the turbocharger.

Tightening Specifications
♦ Refer to 

⇒ “1.1 Overview - Turbocharger”, page 256

 .

♦ Refer to 

⇒ “3.1 Overview - Air Filter Housing”, page 293

 .

♦ Refer to

⇒ “8.1 Overview - Heated Oxygen Sensor”, page 333

 .

1.3

Charge Pressure Actuator - V465- , Ad‐

justing

Special tools and workshop equipment required
♦ Mini Torque Wrench - VAS6854-
♦ Vehicle Diagnostic Tester
Removing

Note

Ignore item -4-.

– Remove the bolt -2- and the screw-type clamp.
– Remove the noise insulation. Refer to ⇒  Body Exterior; Rep.

Gr.  66 ; Noise Insulation; Overview - Noise Insulation .

– Remove the nuts -1 and 3-.

– Remove bolts -arrows- and set the catalytic converter slightly

aside.

– Turn on the ignition and select the following menu items on the

Vehicle Diagnostic Tester :

♦

01 - Engine Electronics

♦

Guided Functions

♦

01 - Charge Pressure Actuator V465 Adjusting

– Adjust the charge pressure actuator linkage to the instructions

in the Vehicle Diagnostic Tester .

– Tighten the lock nut with the Mini Torque Wrench - VAS6854- .
Tightening Specifications
♦ Refer to 

⇒ “1.1 Overview - Turbocharger”, page 256

 .