ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
CAUTION
Danger of burns due to hot cooling surface on fresh air blower
control unit
Take care not to burn your hands.
– Put on protective gloves.
NOTICE
Risk of damage to fresh air blower if handled incorrectly.
Risk of imbalance and operating problems.
– Avoid any force or strain on fan wheel.
– Do NOT move balancing weights on fan wheel.
– Do not set fresh air blower down on fan wheel.
– Take out fresh air blower control unit -J126- -1-.
Installing
Installation is carried out in reverse sequence.
Tightening torques
♦ ⇒ Rep. gr. 87; Exploded view - air intake box of heater and
air conditioning unit
7.13
Removing and installing evaporator
temperature sensor [G308]
Removing
– Remove tunnel support cover ⇒ General body repairs, interi‐
or; Rep. gr. 70; Dash panel; Removing and installing tunnel
support cover.
– Using commercially available plastic wedge, release and pull
out evaporator temperature sensor -G308--1-.
– Disconnect electrical connector -2-.
Installing
Install in reverse order of removal, observing the following:
Tightening torques
♦ ⇒ General body repairs, interior; Rep. gr. 70; Dash panel;
Assembly overview – dash panel
7. Front heater and air conditioning unit
145
ID.4 2021 ➤
Heating, air conditioning system - Edition 09.2021
7.14
Removing and installing condensation
drain
Removing
– Remove floor covering ⇒ General body repairs, interior; Rep.
gr. 70; Passenger compartment trim panels; Removing and
installing floor covering.
NOTICE
Risk of damage to airbag control unit. Electrical connectors
corrode when exposed to moisture.
– After unplugging connectors for control unit, cover them or
seal them off to prevent moisture from entering.
– Protect area beneath condensation drain with waterproof
sheeting and absorbent paper.
– Carefully detach condensation drain -2- from connection of
heater and air conditioning unit -1- -arrow A-.
– Take condensation drain -2- out of body opening -3-.
Installing
Installation is carried out in reverse order; note the following:
– It must be possible to push condensation drain -2- onto
connection of heater and air conditioning unit -1- without
applying tension. Pay attention to lug -arrow A-.
– Sealing lip -4- must be fitted firmly at body opening -3-
-arrow B-.
– Install condensation drain -2- so that it is neither twisted nor
crushed.
– When fitting floor covering, make sure that it does not
squash condensation drain -2-.
146
Rep. gr.87 - Air conditioning system
2024 VW ID.4 Owner's Manual
