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1 - Coolant expansion tank
2 - Coolant circulation pump 2
- V178-
❑ Removing and installing
⇒ page 149
3 - Shut-off valve for ATF pre‐
heater
❑ Actuated by valve for
coolant oil - N471-
4 - ATF preheater
5 - Coolant shut-off valve -
N82-
❑ Inclusion of auxiliary
heater in coolant circuit
⇒ Rep. gr. 87
6 - Heat exchanger for heater
❑ Removing and installing
⇒ Rep. gr. 87
❑ Inclusion of auxiliary
heater in coolant circuit
⇒ Rep. gr. 87
❑ Renew coolant after re‐
placing
7 - Engine oil cooler
8 - Cylinder block
9 - Coolant pump
❑ Actuated by coolant
thermostat valve -
N515-
❑ Check diaphragm in
coolant pump for leaks
using hand vacuum
pump - VAS 6213- .
10 - Radiator for engine coolant
❑ With ATF cooler and condenser
❑ Renew coolant after replacing
11 - Thermostat
❑ Removing and installing, checking ⇒ page 150
12 - Cylinder head
13 - Cylinder block shut-off valve
❑ Actuated by coolant valve for cylinder block - N545-
Touareg 2010 ➤ , Touareg 2015 ➤
6-cylinder direct-injection engine (3.6 l engine, 4V) - Edition 12.2019
136 Rep. gr.19 - Cooling
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