Volkswagen Golf / Golf GTI / Golf Variant. Service manual - part 548

10 - Evacuating and Charging Valve, Low Pressure Side

Caution

Danger  due  to  refriger‐

ant  coming  out  under

pressure when there is a

defective valve in the re‐

frigerant circuit.

Danger  of  frost  bite  to

skin  and  other  parts  of

the body.

♦

Only remove when the

refrigerant circuit is emp‐

ty. The connection does

not have a valve. Refer to

⇒  Refrigerant R134a

Servicing; Rep. Gr.  00 ;

A/C System, General In‐

formation .

❑ Removing and installing. Refer to

⇒ “2.9 Evacuating and Charging Valve, Removing and Installing, Low and High Pressure Side”,

page 55

 .

11 - Refrigerant Line with Inner Heat Exchanger

❑ From the condenser and Air Conditioning (A/C) compressor
❑ Removing and installing. Refer to

⇒ “2.7 Refrigerant Lines with Inner Heat Exchanger, Removing and Installing”, page 52

 .

12 - Air Quality Sensor - G238-

❑ Checking. Refer to Vehicle Diagnostic Tester in the “Guided Fault Finding” function and ⇒ Wiring dia‐

grams, Troubleshooting & Component locations.

❑ Removing and installing. Refer to

⇒ “8.2  Air Quality Sensor G238 , Removing and Installing”, page 151

 .

❑ Function mode. Refer to 

⇒ “8.3 Function of Air Quality Sensor G238 ”, page 151

 .

❑ Only for vehicles with Climatronic.

13 - Fresh Air Intake Cover

❑ Removing and installing. Refer to 

⇒ “5.3 Fresh Air Intake Cover, Removing and Installing”, page 115

 .

14 - Fresh Air Intake

❑ Removing and installing. Refer to 

⇒ “5.2 Fresh Air Intake, Removing and Installing”, page 115

 .

1.2

Component Location Overview - Components Inside Front Passenger

Compartment

1 - Left Vent Temperature Sen‐

sor - G150-

❑ Only for vehicles with

Climatronic.

❑ To check, use the Vehi‐

cle Diagnostic Tester in

the “Guided Fault Find‐

ing” function. Refer to

⇒ Wiring diagrams,

Troubleshooting &

Component locations.

❑ An incorrectly installed

vent temperature sen‐

sor causes flow-gener‐

ated noise

❑ Removing and instal‐

ling. Refer to

⇒ “8.6  Left Vent Tem‐

perature Sensor G150 ,

Removing and Instal‐

ling”, page 153

 .

2 - Driver Side Footwell Vent

❑ Removing and instal‐

ling. Refer to

⇒ “5.5 Driver Side Foot‐

well Vent, Removing

and Installing”,

page 117

 .

❑ Overview. Refer to

⇒ “5.1 Overview - Air

Routing and Air Distri‐

bution in Passenger

Compartment”,

page 113

 .

3 - Footwell Vent Temperature

Sensor - G192-

❑ Only for vehicles with

Climatronic.

❑ To check, use the Vehicle Diagnostic Tester in the “Guided Fault Finding” function. Refer to ⇒ Wiring

diagrams, Troubleshooting & Component locations.

❑ Removing and installing. Refer to

⇒ “8.8  Footwell Vent Temperature Sensor G192 , Removing and Installing”, page 155

 .

4 - Front Air Distribution Door Motor - V426- or Air Distribution Door Motor - V428-

❑ Removing and installing. Refer to

⇒ “7.8  Front Air Distribution Door Motor V426 with Air Distribution Door Motor Position Sensor G642 ,

Removing and Installing”, page 143

 .

❑ Component Location Overview. Refer to

⇒ “7.1 Component Location Overview - Front Actuators”, page 128

 .

5 - Left Temperature Door Motor - V158- or Temperature Regulator Door Motor - V68-

❑ Removing and installing. Refer to

⇒ “7.5  Left Temperature Door Motor V158 with Left Temperature Door Potentiometer/Actuator G220 ,

Removing and Installing”, page 136

 .

❑ Component Location Overview. Refer to

⇒ “7.1 Component Location Overview - Front Actuators”, page 128

 .

6 - Evaporator

❑ Only for vehicles with an Air Conditioning (A/C) system.
❑ Removing and installing. Refer to 

⇒ “4.9 Evaporator, Removing and Installing”, page 90

 .

7 - Sunlight Photo Sensor - G107-

❑ Only for vehicles with Climatronic.
❑ Removing and installing. Refer to

⇒ “8.1  Sunlight Photo Sensor G107 , Removing and Installing”, page 150

 .

8 - Evaporator Temperature Sensor - G308-

❑ Only for vehicles with an A/C system.
❑ To check, use the Vehicle Diagnostic Tester in the “Guided Fault Finding” function. Refer to ⇒ Wiring

diagrams, Troubleshooting & Component locations.

❑ Removing and installing. Refer to

⇒ “4.17  Evaporator Temperature Sensor G308 , Removing and Installing”, page 108

 .

9 - Defroster Door Motor - V107-

❑ Only for vehicles with Climatronic.
❑ Removing and installing. Refer to

⇒ “7.3  Defroster Door Motor V107 with Defroster Door Motor Position Sensor G135 , Removing and

Installing”, page 132

 .

❑ Component Location Overview. Refer to

⇒ “7.1 Component Location Overview - Front Actuators”, page 128

 .

10 - Right Temperature Door Motor - V159-

❑ Only for vehicles with Climatronic.
❑ Removing and installing. Refer to

⇒ “7.6  Right Temperature Door Motor V159 with Right Temperature Door Potentiometer/Actuator G221 ,

Removing and Installing”, page 138

 .

❑ Component Location Overview. Refer to

⇒ “7.1 Component Location Overview - Front Actuators”, page 128

 .

11 - Dust and Pollen Filter

❑ Removing and installing. Refer to 

⇒ “4.11 Dust and Pollen Filter, Removing and Installing”, page 92

 .

12 - Recirculation Door Motor - V113- or Fresh Air/Recirculating Air/Back Pressure Door Motor - V425-

❑ Recirculation Door Motor - V113- , Removing and installing. Refer to

⇒ “7.4  Recirculation Door Motor V113 , Removing and Installing”, page 134

 .

❑ Fresh Air/Recirculating Air/Back Pressure Door Motor - V425- , Removing and installing. Refer to

⇒ “7.7  Fresh Air/Recirculating Air/Back Pressure Door Motor V425 with Fresh Air/Recirculating Air/Back

Pressure Door Motor Position Sensor G644 , Removing and Installing”, page 140

 .

❑ Component Location Overview. Refer to

⇒ “7.1 Component Location Overview - Front Actuators”, page 128

 .

13 - Right Vent Temperature Sensor - G151-

❑ Only for vehicles with Climatronic.
❑ To check, use the Vehicle Diagnostic Tester in the “Guided Fault Finding” function. Refer to ⇒ Wiring

diagrams, Troubleshooting & Component locations.

❑ Removing and installing. Refer to

⇒ “8.7  Right Vent Temperature Sensor G151 , Removing and Installing”, page 154

 .

❑ An incorrectly installed vent temperature sensor causes flow-generated noise

14 - Fresh Air Blower - V2-

❑ Removing and installing. Refer to 

⇒ “4.12  Fresh Air Blower V2 , Removing and Installing”, page 95

 .

15 - Front Passenger Side Footwell Vent

❑ Removing and installing. Refer to

⇒ “5.6 Front Passenger Side Footwell Vent, Removing and Installing”, page 117

 .

❑ Overview. Refer to

⇒ “5.1 Overview - Air Routing and Air Distribution in Passenger Compartment”, page 113

 .

16 - Condensation Water Drain Hose

❑ Only for vehicles with an A/C system.
❑ Checking. Refer to 

⇒ “4.18 Condensation Water Drain, Checking”, page 109

 .

❑ Removing and installing. Refer to

⇒ “4.19 Condensation Water Drain, Removing and Installing”, page 110

 .

17 - Auxiliary Heater Heating Element - Z35- with Auxiliary Air Heater Control Module - J604-

❑ Checking. Refer to

⇒ “4.13  Auxiliary Heater Heating Element Z35 with Auxiliary Air Heater Control Module J604 , Checking”,

page 96

 .

❑ Removing and installing. Refer to

⇒ “4.14  Auxiliary Heater Heating Element Z35 with Auxiliary Air Heater Control Module J604 , Removing

and Installing”, page 97

 .

18 - Heater Core

❑ Removing and installing. Refer to 

⇒ “4.15 Heater Core, Removing and Installing”, page 98

 .

19 - Display and Control Head

❑ Removing and installing. Refer to

⇒ “6.2 Display and Control Head, Removing and Installing”, page 126

 .