VW ID.4 Service & Owner's Manuals
Table of Contents > Control units > Assembly overview – onboard supply control unit

VW ID.4 Electrical System ➜ Assembly overview – onboard supply control unit

ID.4 2021 ➤  
Electrical system - Edition 02.2021  
1 - Interface for entry and  
start system -J965-  
❑ ⇒ Rep. gr. 94; Remov‐  
ing and installing inter‐  
face for entry and start  
system [J965]  
2 - Trailer detector control unit  
-J345-  
❑ ⇒ Rep. gr. 94; Remov‐  
ing and installing trail‐  
er detector control unit  
[J345]  
3 - Data bus diagnostic inter‐  
face -J533-  
❑ ⇒ Rep. gr. 97; Remov‐  
ing and installing data  
bus diagnostic interface  
[J533]  
4 - On-board supply control  
unit -J519-  
❑ ⇒ Rep. gr. 97; Remov‐  
ing and installing on‐  
board supply control  
unit [J519]  
3.2  
Assembly overview – onboard supply  
control unit  
3.2.1  
Assembly overview – onboard supply control unit, left-hand drive vehicles  
3. Control units  
161  
ID.4 2021 ➤  
Electrical system - Edition 02.2021  
1 - Interface for entry and  
start system -J965-  
❑ ⇒ Rep. gr. 94; Remov‐  
ing and installing inter‐  
face for entry and start  
system [J965]  
2 - Bracket for onboard supply  
control unit -J519-  
❑ ⇒ Rep. gr. 97; Remov‐  
ing and installing brack‐  
et for onboard supply  
control unit [J519]  
3 - On-board supply control  
unit -J519-  
❑ ⇒ Rep. gr. 97; Remov‐  
ing and installing on‐  
board supply control  
unit [J519]  
4 - Guide for centre electrical  
connector  
5 - Bolt  
❑ 4.5 Nm  
3.2.2  
Assembly overview – onboard supply control unit, right-hand drive vehi‐  
cles  
162  
Rep. gr.97 - Wiring  
ID.4 2021 ➤  
Electrical system - Edition 02.2021  
1 - Bracket for onboard supply  
control unit -J519-  
❑ ⇒ Rep. gr. 97; Remov‐  
ing and installing brack‐  
et for onboard supply  
control unit [J519]  
2 - On-board supply control  
unit -J519-  
❑ ⇒ Rep. gr. 97; Remov‐  
ing and installing on‐  
board supply control  
unit [J519]  
3 - Guide for centre electrical  
connector  
3.3  
Removing and installing onboard sup‐  
ply control unit [J519]  
3.3.1  
Removing and installing onboard sup‐  
ply control unit [J519], left-hand drive  
vehicles  
The onboard supply control unit -J519- will henceforth be refer‐  
red to as “onboard supply control unit”.  
If the onboard supply control unit is renewed, perform the test  
plan for the renewal of the onboard supply control unit using  
⇒ Vehicle diagnostic tester.  
Removing  
– Remove driver side footwell cover ⇒ General body repairs,  
interior; Rep. gr. 68; Compartments/covers; Removing and  
installing driver side footwell cover.  
– Disconnect electrical connectors -2-.  
3. Control units  
163  

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