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1 - Radiator
2 - Cylinder Block
3 - Check Valve
4 - Turbocharger
5 - Check Valve
6 - Exhaust Manifold
7 - Cylinder Head
8 - Engine Coolant Tempera‐
ture Sensor - G62-
9 - Restrictors
10 - Check Valves
11 - Coolant Shut-Off Valve -
N82-
12 - Heater Core for the Heater
13 - Coolant Recirculation
Pump - V50-
14 - Coolant Pump
15 - Coolant Thermostat
❑ for transmission coolant
circuit
❑ for versions with dual-
clutch transmission
16 - ATF Cooler
❑ for versions with dual-
clutch transmission
17 - After-Run Coolant Pump -
V51-
❑ for versions with dual-
clutch transmission
18 - Restrictor
19 - Cap
❑ Pressure Relief Valve, Checking. Refer to ⇒ Servicing – 4-Cylinder 1.8L; 2.0L 4V TFSI Engine; Rep.
Gr. 19 ; Cooling System/Coolant; Cooling System, Checking For Leaks .
20 - Coolant Expansion Tank
21 - Check Valve
22 - Engine Coolant Temperature Sensor on Radiator Outlet - G83-
23 - Engine Temperature Control Adjusting Element - N493-
24 - Engine Oil Cooler
1.1.2 Connection Diagram - Coolant Hoses,
Versions with Parking Heater
♦ Blue = large coolant circuit.
♦ Red = small coolant circuit.
♦ Brown = heating circuit.
♦ Green = coolant circuit for the transmission.
Audi A4 2015 ➤ , Audi A4 China 2016 ➤ , Audi A5 2016 ➤
4-Cylinder Direct Injection 2.0L 4V TFSI Engine (EA 888 Generation III) - Edition 11.2019
94 Rep. Gr.19 - Cooling System
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