ID.4 2021 ➤, ID.3 2020 ➤
Electric rear-wheel drive EIP220 and all-wheel drive EIA200, EIP220 - Edition 11.2021
– Swivel bracket -1- upwards -arrow A-, release retaining clip
-2- and move coolant hose clear.
– Remove bolts -arrows B- and detach bracket -1-.
– Release hose clips -arrows- and disconnect coolant hoses
-1- and -3-.
Installing
Installation is carried out in reverse order; note the following:
– Note installation markings on mixing valve and coolant ho‐
ses.
– ⇒ Rep. gr. 19; Filling cooling system.
Tightening torques
♦ ⇒ Rep. gr. 19; Assembly overview – coolant valves
♦ ⇒ General body repairs, exterior; Rep. gr. 66; Underbody
trim; Exploded view - underbody trim
3.8
Removing and installing temperature
sensor [G18]
Removing
– ⇒ Rep. gr. 19; Draining coolant
– Remove rear right wheel ⇒ Running gear, axles, steering;
Rep. gr. 44; Wheels, tyres; Removing wheel.
– Disconnect electrical connector -1-.
– Pull out retaining clip -arrow-, and remove temperature sen‐
sor -G18- -2-.
Installing
Install in reverse order of removal, observing the following:
88
Rep. gr.19 - Cooling
ID.4 2021 ➤, ID.3 2020 ➤
Electric rear-wheel drive EIP220 and all-wheel drive EIA200, EIP220 - Edition 11.2021
– Renew O-ring for temperature sensor.
– ⇒ Rep. gr. 19; Filling cooling system.
Tightening torques
♦ ⇒ Running gear, axles, steering; Rep. gr. 44; Wheels, tyres;
Specified torques for wheel bolts
3.9
Removing and installing coolant tem‐
perature sender 1 for high-voltage bat‐
tery G898
Coolant temperature sender 1 for high-voltage battery -G898- is
referred to as coolant temperature sender below.
Removing
CAUTION
The cooling system may be under pressure. Risk of scalding
due to hot steam and hot coolant
Danger of scalding skin and other parts of the body
– Put on protective gloves.
– Put on safety goggles.
– Cover filler cap on expansion tank with a suitable cloth and
open carefully to release pressure.
– Open filler cap on coolant expansion tank -arrow- briefly to
release pressure in cooling system and then tighten cap
again.
– Remove underbody trim (front) ⇒ General body repairs, ex‐
terior; Rep. gr. 66; Underbody trim; Removing and installing
underbody trim (front).
– Unplug electrical connector -1-.
3. Coolant pump/coolant regulation
89
2024 VW ID.4 Owner's Manual
