Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
19 – Cooling
1
Cooling system/coolant
⇒ a1.2 nd adding coolant”, page 278
⇒ c1.3 ooling system for leaks”, page 287
⇒ c1.4.1 ooling system”, page 291
⇒ c1.4.2 ooling system, quick reference guide”, page 313
1.1
Connection diagram - coolant hoses
⇒ w1.1.2 ith dual clutch gearbox or automatic gearbox”, page
269
⇒ w1.1.3 ith dual clutch gearbox, engine code CHHA”, page
271
⇒ w1.1.4 ith dual clutch gearbox and auxiliary radiator on right
side”, page 273
⇒ w1.1.5 ith dual clutch gearbox and auxiliary radiator on right
and left sides”, page 275
1.1.1
Vehicles with manual gearbox
Note
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heater circuit.
♦ Yellow = gear oil cooling circuit.
♦ The arrows point in the direction of coolant flow.
268
Rep. gr.19 - Cooling
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Radiator for engine cool‐
ant
2 - Radiator outlet coolant
temperature sender -G83-
3 - Actuator for engine tem‐
perature regulation -N493-
4 - Cylinder head/cylinder
block
5 - Restrictor
6 - Auxiliary heater
❑ Equipment version
7 - Coolant expansion tank
8 - Cap for coolant expansion
tank
❑ Check pressure relief
valve ⇒ page 291
9 - Non-return valve
10 - Exhaust manifold
❑ Integrated in cylinder
head
11 - Turbocharger
12 - Heat exchanger for heat‐
er
13 - Restrictor
14 - Non-return valve
15 - Auxiliary pump for heat‐
ing -V488-
16 - Radiator outlet coolant -
G62-
17 - Coolant shut-off valve -N82-
18 - Restrictor
19 - Coolant pump
20 - Non-return valve
1.1.2
Vehicles with dual clutch gearbox or
automatic gearbox
Note
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heater circuit.
♦ Yellow = gear oil cooling circuit.
♦ The arrows point in the direction of coolant flow.
1. Cooling system/coolant
269
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Radiator for engine cool‐
ant
2 - Radiator outlet coolant
temperature sender -G83-
3 - Actuator for engine tem‐
perature regulation -N493-
4 - Cylinder head/cylinder
block
5 - Restrictor
6 - Auxiliary heater
❑ Equipment version
7 - Coolant expansion tank
8 - Cap for coolant expansion
tank
❑ Check pressure relief
valve ⇒ page 291
9 - Non-return valve
10 - Exhaust manifold
❑ Integrated in cylinder
head
11 - Turbocharger
12 - Heat exchanger for heat‐
er
13 - Restrictor
14 - Non-return valve
15 - Auxiliary pump for heat‐
ing -V488-
16 - Radiator outlet coolant -
G62-
17 - Coolant shut-off valve -N82-
❑ Not applicable for automatic gearbox
18 - Restrictor
19 - Coolant pump
20 - Coolant valve for gearbox -N488-
❑ Installed behind gear oil cooler in the case of automatic gearbox
21 - Non-return valve
22 - Gear oil cooler
270
Rep. gr.19 - Cooling
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1.1.3
Vehicles with dual clutch gearbox, en‐
gine code CHHA
Note
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heater circuit.
♦ Yellow = gear oil cooling circuit.
♦ The arrows point in the direction of coolant flow.
1. Cooling system/coolant
271
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Radiator for engine cool‐
ant
2 - Radiator outlet coolant
temperature sender -G83-
3 - Actuator for engine tem‐
perature regulation -N493-
4 - Cylinder head/cylinder
block
5 - Restrictor
6 - Auxiliary heater
❑ Equipment version
7 - Coolant expansion tank
8 - Cap for coolant expansion
tank
❑ Check pressure relief
valve ⇒ page 291
9 - Non-return valve
10 - Exhaust manifold
❑ Integrated in cylinder
head
11 - Turbocharger
12 - Heat exchanger for heat‐
er
13 - Restrictor
14 - Non-return valve
15 - Auxiliary pump for heat‐
ing -V488-
16 - Radiator outlet coolant -
G62-
17 - Coolant shut-off valve -N82-
18 - Restrictor
19 - Circulation pump -V55-
20 - Coolant pump
21 - Coolant valve for gearbox -N488-
22 - Non-return valve
23 - Gear oil cooler
272
Rep. gr.19 - Cooling
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1.1.4
Vehicles with dual clutch gearbox and
auxiliary radiator on right side
Note
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heater circuit.
♦ Yellow = gear oil cooling circuit.
♦ Green = auxiliary radiator.
♦ The arrows point in the direction of coolant flow.
1. Cooling system/coolant
273
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Radiator for engine cool‐
ant
2 - Radiator outlet coolant
temperature sender -G83-
3 - Actuator for engine tem‐
perature regulation -N493-
4 - Cylinder head/cylinder
block
5 - Restrictor
6 - Coolant expansion tank
7 - Cap for coolant expansion
tank
❑ Check pressure relief
valve ⇒ page 291
8 - Non-return valve
9 - Exhaust manifold
❑ Integrated in cylinder
head
10 - Turbocharger
11 - Heat exchanger for heat‐
er
12 - Restrictor
13 - Non-return valve
14 - Auxiliary pump for heat‐
ing -V488-
15 - Radiator outlet coolant -
G62-
16 - Coolant shut-off valve -
N82-
17 - Restrictor
18 - Circulation pump -V55-
19 - Coolant pump
20 - Coolant valve for gearbox -N488-
21 - Non-return valve
22 - Gear oil cooler
23 - Auxiliary radiator
❑ Location: in front right wheel housing
274
Rep. gr.19 - Cooling
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1.1.5
Vehicles with dual clutch gearbox and
auxiliary radiator on right and left sides
Note
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heater circuit.
♦ Yellow = gear oil cooling circuit.
♦ The arrows point in the direction of coolant flow.
1. Cooling system/coolant
275
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Auxiliary radiator
❑ Location: in front right
wheel housing
❑ Assembly overview ⇒
page 352
❑ Removing and instal‐
ling ⇒ page 369
2 - Radiator outlet coolant
temperature sender -G83-
❑ Assembly overview ⇒
page 321
❑ Removing and instal‐
ling ⇒ page 341
3 - Actuator for engine tem‐
perature regulation -N493-
4 - Cylinder head/cylinder
block
❑ Renew coolant after re‐
placing
❑ Assembly overview ⇒
page 142
❑ Removing and instal‐
ling ⇒ page 145
5 - Restrictor
6 - Coolant expansion tank
7 - Cap for coolant expansion
tank
❑ Check pressure relief
valve ⇒ page 291
8 - Non-return valve
9 - Exhaust manifold
10 - Turbocharger
❑ Assembly overview ⇒ page 374
❑ Removing and installing ⇒ page 380
11 - Heat exchanger for heater
❑ Renew coolant after replacing
12 - Restrictor
13 - Non-return valve
14 - Auxiliary pump for heating -V488-
❑ Assembly overview ⇒ page 317
❑ Removing and installing ⇒ page 327
15 - Radiator outlet coolant -G62-
❑ Assembly overview ⇒ page 321
❑ Removing and installing ⇒ page 340
16 - Coolant shut-off valve -N82-
❑ Assembly overview ⇒ page 317
❑ Removing and installing ⇒ page 330
17 - Coolant pump
❑ Assembly overview ⇒ page 315
❑ Removing and installing ⇒ page 324
276
Rep. gr.19 - Cooling
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
18 - Restrictor
19 - Coolant valve for gearbox -N488-
20 - Gear oil cooler
21 - Auxiliary radiator
❑ Fitting location: front left wheel housing
❑ Assembly overview ⇒ page 352
❑ Removing and installing ⇒ page 369
22 - Non-return valve
23 - Radiator for engine coolant
❑ Renew coolant after replacing
❑ Assembly overview ⇒ page 348
❑ Removing and installing ⇒ page 356
1.1.6
Sharan with additional heat exchanger
Note
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heater circuit.
♦ Yellow = gear oil cooling circuit.
♦ The arrows point in the direction of coolant flow.
1. Cooling system/coolant
277
Arteon 2018 ➤, Arteon 2021 ➤, Arteon Shooting Brake 2021 ➤, Golf 2013 ➤, Golf 2 ...
4-cyl. direct injection engine (1.8 l and 2.0 l, 4 V, EA 888 gen III, turbocharger, chain drive) - Edition
02.2021
1 - Radiator for engine cool‐
ant
2 - Radiator outlet coolant
temperature sender -G83-
3 - Actuator for engine tem‐
perature regulation -N493-
4 - Cylinder head/cylinder
block
5 - Restrictor
6 - Auxiliary heater
❑ Equipment version
7 - Coolant expansion tank
8 - Cap for coolant expansion
tank
❑ Check pressure relief
valve ⇒ page 291
9 - Non-return valve
10 - Exhaust manifold
❑ Integrated