ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
2
Overview of fitting locations – air
conditioning system
2.1
Overview of fitting locations – compo‐
nents not located in passenger com‐
partment, with heat pump
2.1.1
Overview of fitting locations - components not located in passenger com‐
partment
2. Overview of fitting locations – air conditioning system
7
ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
1 - Gas cooler
❑ ⇒ Rep. gr. 87; Remov‐
ing and installing gas
cooler
2 - Refrigerant pressure and
temperature sender 5 -G829-
❑ ⇒ Rep. gr. 87; Remov‐
ing and installing re‐
frigerant pressure and
temperature sender 5
[G829]
3 - Dryer
❑ ⇒ Rep. gr. 87; Remov‐
ing and installing dryer
4 - Heat exchanger for high-
voltage battery
❑ ⇒ Rep. gr. 87; Remov‐
ing and installing heat
exchanger for high-volt‐
age battery
5 - Refrigerant pressure and
temperature sender 2 -G826-
❑ ⇒ Rep. gr. 87; Remov‐
ing and installing re‐
frigerant pressure and
temperature sender 2
[G826]
6 - Refrigerant shut-off
valve 4 -N642-
❑ ⇒ Rep. gr. 87; Assem‐
bly overview – valve
unit of heat pump
❑ ⇒ Rep. gr. 87; Remov‐
ing and installing refrig‐
erant shut-off valve 4
[N642]
7 - Refrigerant shut-off valve 5 -N643-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant shut-off valve 5 [N643]
8 - Refrigerant expansion valve 2 -N637-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant expansion valve 2 [N637]
9 - Refrigerant expansion valve 3 -N638-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant expansion valve 3 [N638]
10 - Refrigerant shut-off valve 1 -N696-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant shut-off valve 1 [N696]
11 - Refrigerant expansion valve 1 -N636-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant expansion valve 1 [N636]
12 - Refrigerant pressure and temperature sender 4 -G828-
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant pressure and temperature sender 4 [G828]
8
Rep. gr.87 - Air conditioning system
ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
13 - Evacuating and charging valve
❑ High-pressure side
❑ ⇒ Rep. gr. 87; Removing and installing evacuating and charging valves on low and high-pressure side
14 - Evacuating and charging valve
❑ Low-pressure side
❑ ⇒ Rep. gr. 87; Removing and installing evacuating and charging valves on low and high-pressure side
15 - Air intake box of heater and air conditioning unit
❑ ⇒ Rep. gr. 87; Assembly overview – air intake unit of heater and air conditioning unit
❑ ⇒ Rep. gr. 87; Removing and installing air intake unit of heater and air conditioning unit
16 - External air quality and air humidity sensor -G935-
❑ ⇒ Rep. gr. 87; Removing and installing external air quality and humidity sensor [G935]
17 - Fresh air intake
❑ ⇒ Rep. gr. 87; Removing and installing fresh air intake
18 - Fresh air blower control unit -J126-
❑ ⇒ Rep. gr. 87; Assembly overview – air intake unit of heater and air conditioning unit
❑ ⇒ Rep. gr. 87; Removing and installing fresh air blower control unit [J126]
19 - Control motor for fresh air and air recirculation flap -VX96-
❑ ⇒ Rep. gr. 87; Assembly overview – air intake unit of heater and air conditioning unit
❑ ⇒ Rep. gr. 87; Removing and installing control motor for fresh air and air recirculation flap [VX96]
20 - Refrigerant shut-off valve 3 -N641-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant shut-off valve 3 [N641]
21 - Refrigerant shut-off valve 2 -N640-
❑ ⇒ Rep. gr. 87; Assembly overview – valve unit of heat pump
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant shut-off valve 2 [N640]
22 - PTC heater element 3 -Z132-
❑ ⇒ Rep. gr. 87; Assembly overview – high-voltage heater (PTC)
❑ ⇒ Rep. gr. 87; Removing and installing PTC heater element 3 [Z132]
23 - Refrigerant pressure and temperature sender -G395-
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant pressure and temperature sender [G395]
24 - Air conditioner compressor -VX81-
❑ With control unit for air conditioner compressor -J842-
❑ With electrical air conditioner compressor -V470-
❑ ⇒ Rep. gr. 87; Assembly overview – air conditioner compressor
❑ ⇒ Rep. gr. 87; Removing and installing air conditioner compressor [VX81]
25 - Refrigerant pressure and temperature sender 3 -G827-
❑ ⇒ Rep. gr. 87; Removing and installing refrigerant pressure and temperature sender 3 [G827]
26 - Ambient temperature sensor -G17-
❑ ⇒ Rep. gr. 87; Removing and installing ambient temperature sensor [G17]
2. Overview of fitting locations – air conditioning system
9
2024 VW ID.4 Owner's Manual
