ID.4 2021 ➤
Electrical system - Edition 02.2021
1 - Alarm horn -H12-
❑ ⇒ Rep. gr. 96; Remov‐
ing and installing alarm
horn [H12]
2 - Shear nut
❑ Renew after removing
3 - Bracket for alarm horn -
H12-
4 - Nut
❑ Qty. 2
❑ 6 Nm
5 - Anti-theft alarm sensor -
G578-
❑ ⇒ Rep. gr. 96; Remov‐
ing and installing an‐
ti-theft alarm sensor
[G578]
6 - Rear window -ZX1-
❑ With glass breakage
sensor for rear window
-G304-
❑ ⇒ General body re‐
pairs, exterior; Rep.
gr. 64; Rear window;
Removing and instal‐
ling rear window
7 - Onboard supply control
unit -J519-
❑ ⇒ Rep. gr. 97; Remov‐
ing and installing on‐
board supply control
unit [J519]
4.2
Removing and installing alarm horn
[H12]
The alarm horn -H12- will henceforth be referred to as “alarm
horn”.
Removing
– Remove plenum chamber cover ⇒ General body repairs,
exterior; Rep. gr. 50; Bulkhead; Removing and installing ple‐
num chamber cover.
Note
The shear nut -3- cannot be removed without being damaged.
– Destroy shear nut -3- using suitable workshop equipment.
4. Anti-theft alarm system
143
ID.4 2021 ➤
Electrical system - Edition 02.2021
– Remove alarm horn -2- until electrical connector -1- is ac‐
cessible.
– Disconnect electrical connector -1-.
– Remove alarm horn -2-.
Installing
Install in reverse order of removal, observing the following:
– Tighten new shear nut until head shears off.
Tightening torques
♦ ⇒ Rep. gr. 96; Assembly overview – interior monitor
4.3
Removing and installing anti-theft
alarm sensor [G578]
The anti-theft alarm sensor -G578- will henceforth be referred to
as “anti-theft alarm sensor”.
The front interior light -WX1- will henceforth be referred to as
“front interior light”.
Removing
– Remove front interior light ⇒ Rep. gr. 96; Removing and
installing front interior light [WX1].
– Release retaining tabs -2- in direction of -arrow A-.
– Remove individual sensors -1- from front interior light.
144
Rep. gr.96 - Lights, bulbs, switches - interior
2024 VW ID.4 Owner's Manual
