Volkswagen Golf Variant / Jetta. Manual - part 404

 

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Volkswagen Golf Variant / Jetta. Manual - part 404

 

 

Coolant Hose Connection Diagram, Engine Codes CBDA, CBDB and CE‐

GA

1 - Coolant Expansion Tank

❑ With cap
❑ Pressure relief valve in‐

side cap, checking. Re‐

fer to

⇒ “1.10.2 Pressure Re‐

lief Valve in Cap, Check‐

ing”, page 214

 .

2 - EGR Cooler

❑ Change the coolant af‐

ter replacing

❑ Overview. Refer to

⇒ “3 EGR System”,

page 398

 .

3 - Heater Core for the Heater

❑ With a quick-release

coupling

4 - Cylinder Head/Cylinder

Block

❑ Change the coolant af‐

ter replacing

5 - Engine Oil Cooler
6 - Engine Coolant Circulation

Pump 2 - V178-
7 - Upper Coolant Hose

❑ With a quick-release

coupling

8 - Radiator
9 - Lower Coolant Hose

❑ With a quick-release

coupling

10 - Coolant Pump/Coolant

Thermostat
11 - Auxiliary Heater

1. Cooling System Components    

199

Coolant Hose Connection Diagram, Vehicles with 4/2-Way Valve, All Vehi‐

cles Except Jetta from MY 2011

1 - Radiator
2 - Engine Coolant Circulation

Pump 2 - V178-
3 - Engine Oil Cooler
4 - 4/2-Way Valve

❑ With coolant thermostat
❑ Removing and instal‐

ling. Refer to

⇒ “1.8 4/2-Way Valve

with Coolant Thermo‐

stat, Removing and In‐

stalling”, page 205

 .

5 - Coolant Pump

❑ Removing and instal‐

ling. Refer to

⇒ “1.6 Coolant Pump,

Removing and Instal‐

ling”, page 203

 .

6 - Cylinder Head/Cylinder

Block

❑ Change the coolant af‐

ter replacing

7 - Coolant Expansion Tank

❑ With cap
❑ Pressure relief valve in‐

side cap, checking. Re‐

fer to

⇒ “1.10.2 Pressure Re‐

lief Valve in Cap, Check‐

ing”, page 214

 .

8 - EGR Cooler

❑ Change the coolant af‐

ter replacing

❑ Overview. Refer to 

⇒ “3 EGR System”, page 398

 .

9 - Auxiliary/Parking Heater

❑ Depending on the equipment

10 - Recirculation Pump - V55-

❑ Depending on the equipment

11 - Heater Core for the Heater

❑ With a quick-release coupling

12 - Transmission Fluid Cooler

❑ Only for vehicles with a DSG

®

 transmission/automatic transmission

200

Coolant Hose Connection Diagram, Vehicles with 4/2-Way Valve, Only Jet‐

ta from MY 2011

1 - Coolant Expansion Tank

❑ With cap
❑ Pressure relief valve in‐

side cap, checking. Re‐

fer to

⇒ “1.10.2 Pressure Re‐

lief Valve in Cap, Check‐

ing”, page 214

 .

2 - Cylinder Head/Cylinder

Block

❑ Change the coolant af‐

ter replacing

3 - EGR Cooler

❑ Change the coolant af‐

ter replacing

❑ Overview. Refer to

⇒ “3 EGR System”,

page 398

 .

4 - Auxiliary/Parking Heater

❑ Depending on the

equipment

5 - Recirculation Pump - V55-

❑ Depending on the

equipment

6 - Heater Core for the Heater

❑ Change the coolant af‐

ter replacing

7 - Transmission Fluid Cooler

❑ Only for vehicles with a

DSG

®

 transmission/au‐

tomatic transmission

8 - Engine Oil Cooler
9 - Engine Preheater

❑ Overview. Refer to 

⇒ “1.12.1 Overview - Engine Preheater”, page 216

 .

❑ Removing and installing. Refer to 

⇒ “1.12.2 Engine Preheater, Removing and Installing”, page 217

 .

10 - Radiator

❑ Removing and installing. Refer to 

⇒ “1.5 Radiator, Removing and Installing”, page 202

 .

❑ Change the coolant after replacing

11 - 4/2-Way Valve

❑ With coolant thermostat
❑ Removing and installing. Refer to

⇒ “1.8 4/2-Way Valve with Coolant Thermostat, Removing and Installing”, page 205

 .

12 - Coolant Pump

❑ Removing and installing. Refer to 

⇒ “1.6 Coolant Pump, Removing and Installing”, page 203

 .

1. Cooling System Components    

201

Air Shroud with Radiator Fan - V7- and

Radiator Fan 2 - V177- , Removing and

Installing

Removing
– Remove the screws -upper arrows- from the air shroud.
– Remove the noise insulation. Refer to ⇒  Body Exterior; Rep.

Gr.  50 ; Noise Insulation .

– Remove the »hot side« connecting hose to the charge air pipe.

Loosen the hose clamp -2- and lift the clip -1-.

– Disconnect the connector -1-.
– Remove the bottom screw -lower arrow-.
– Remove the air shroud and the radiator fans upward.
– Disconnect the connector -1- and (if equipped) -2- and free up

the wires.

– Remove the nuts -arrows- and remove the radiator fans.
Installing
Install in reverse order of removal.

1.5

Radiator, Removing and Installing

Special tools and workshop equipment required

202

 

 

 

 

 

 

 

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