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– To reduce the residual pressure in the cooling system, briefly
open the coolant expansion tank cap -1- by releasing the re‐
tainer in direction of -arrow- if necessary.
– Remove the front noise insulation. Refer to ⇒ Body Exterior;
Rep. Gr. 66 ; Noise Insulation; Noise Insulation, Removing
and Installing .
– Disconnect the connector -2-.
– Place a cloth underneath to catch any escaping coolant.
– Remove the clip -1- and remove the Engine Coolant Temper‐
ature Sensor on Radiator Outlet - G83- .
• Replace the O-rings after removing them.
– To prevent coolant loss, install the new coolant temperature
sensor immediately.
– Check the coolant level. Refer to ⇒ page 99 .
Tightening Specifications
♦ Refer to ⇒ Body Exterior; Rep. Gr. 66 ; Noise Insulation;
Overview - Noise Insulation .
2.11 Coolant Valves, Removing and Instal‐
ling
⇒ “2.11.1 Transmission Coolant Valve N488 , Removing and In‐
stalling”, page 109
2.11.1 Transmission Coolant Valve - N488- ,
Removing and Installing
Special tools and workshop equipment required
♦ Hose Clamps - Up To 25 mm - 3094-
♦ Hose Clip Pliers - VAS6362-
Depending on the vehicle version the Transmission Coolant
Valve - N488- can be installed.
Removing
– Remove the rear noise insulation. Refer to ⇒ Body Exterior;
Rep. Gr. 66 ; Noise Insulation; Overview - Noise Insulation .
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
2. Coolant Pump/Coolant Thermostat 109
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