Removing and installing high-voltage battery charging socket 1 UX4, AC/DC charging socket Combo 2 — VW
Removing and installing high-voltage battery charging socket 1 UX4, AC/DC charging socket Combo 2 on VW: factory workshop procedure.
Workshop procedure for VW — the factory write-up, straight from real workshop data.
📋 Procedure
Removing and installing
high-voltage battery charging socket 1
UX4
, AC/DC charging socket Combo 2
Special tools and workshop equipment required
Torque wrench
V.A.G 1331
Removing
DANGER
Risk of death due to high voltage.
Electrical shocks will cause serious injuries or death.
Have a qualified technician de-energise the high-voltage system.
De-energise high-voltage system
Chapter
.
Note
The
high-voltage battery charging socket 1
UX4
can be removed only together with the charging cable.
Release connector in
direction of arrow A
.
Pull off connector in
direction of arrow B
.
Insert a small screwdriver
2
in
direction of arrow A
into high-voltage connector
1
in order to release it.
Push screwdriver
2
in
direction of arrow B
. This will release high-voltage connector
1
.
Pull off high-voltage connector
1
.
Detach charging cable from retainers, and remove it towards bottom from motor compartment.
Remove rear right wheel.
Remove rear right wheel housing liner
General body repairs, exterior
Rep. gr.
66
Wheel housing liner; Assembly overview - rear wheel housing liner
.
Remove bolts
2
.
Detach connector from bracket
1
.
Release connector and disconnect.
Detach lines
33
from bracket
1
.
Detach guides and retainers for charging cable from body.
Remove tank flap unit
General body repairs, exterior
Rep. gr.
55
Tank flap unit; Assembly overview - tank flap unit
.
Remove bolts
2
.
Guide wire leading to
immediate charge button
E766
3
out of body.
Remove tank flap unit.
Remove charging socket
1
inwards.
Release connector
2
of charging cable
3
at rear of
high-voltage battery 1
AX2
by swinging locking bar
1
in
direction of arrow A
.
Pull connector
2
off.
Detach charging cable
1
in area of rear axle. Cut open cable ties if necessary.
Guide out charging cable
1
with connector
2
from underneath vehicle.
Remove
high-voltage battery 1
AX2
, but do not lower it completely
Chapter
.
Detach charging cable
2
from
high-voltage battery 1
AX2
1
. Cut open cable ties
3
if necessary.
Remove
high-voltage battery charging socket 1
UX4
with charging cables.
Installing
Install in the reverse order of removal, observing the following:
WARNING
Risk of death due to high voltage.
Electrical shocks will cause serious injuries or death.
Have a qualified technician commission the high-voltage system.
Commission high-voltage system
Chapter
.
Specified torques
Chapter
“
Assembly overview - charging socket, AC charging socket
”
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Who makes these pages, and how
TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.
The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.
Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.
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The story behind TorqFix →Workshop data on this page last updated 20 Sep 2026.