Removing and installing rear left chest vent control motor V315 — AUDI
Removing and installing rear left chest vent control motor V315 on Audi: factory workshop procedure. Full factory text, tools and checks.
Workshop procedure for AUDI — the factory write-up, straight from real workshop data.
📋 Procedure
Removing and installing
rear left chest vent control motor
V315
Note
With
potentiometer for rear left chest vent
G471
Removing
Switch off ignition.
Remove the rear centre console vent
Chapter
.
Remove the storage compartment in the rear centre console
General body repairs, interior
Rep. gr.
70
.
Remove bolts
A
.
Note
Before unplugging it from the control motor, mark the connector (e.g. left) on account of the danger of interchange with the connector at the control motor for the right side.
Unplug the connector at the
rear left chest vent control motor
V315
B
and detach the control motor
C
.
Installing
Check the position of the control motor gear wheel
E
. It must be in the position shown (at stop
D
).
Note
If the stop of the gear wheel at the motor
E
is not in the position shown, use an adapter cable for example
Chapter
(or a test lead from the
adapter set
V.A.G 1594/C
) to connect contacts
“5”
and
“6”
of the control motor by way of a 5 A fuse to a 12 V battery. Turn the control motor until the gear wheel is in the position shown. The direction of rotation can be reversed by interchanging positive and negative.
If the stop of the gear wheel at the motor
E
is not in the position shown at the stop
D
, but on the other side, the flap
A
must be closed (turn the flap as far as the stop in direction of arrow
C
to close).
Reach through the opening of the removed vent in the rear centre console into the air duct and set the flap
A
to vertical position (completely open).
Check the position of the gear wheel at the flap
F
(the first tooth must still be fully visible, the first tooth gap is half concealed by the edge of the opening
G
) and the position of the gear wheel at the control motor
D
(must be positioned at stop as shown).
Install control motor
C
.
Fit bolts
A
.
Plug in the connector
B
at the control motor
C
.
Interrogate the fault memory of the front operating and display unit,
Climatronic control unit
J255
and the
rear Climatronic operating and display unit
E265
and erase any faults displayed
"Guided Fault Finding" function of vehicle diagnostic, testing and information system VAS 5051.
Perform air conditioner basic setting (and if applicable final control diagnosis)
"Guided Fault Finding" function of vehicle diagnostic, testing and information system VAS 5051.
During basic setting (or final control diagnosis) for example, check the movement of the flap
A
. It must close and open fully.
Re-install remaining components in reverse order of removal.
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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.
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The story behind TorqFix →Workshop data on this page last updated 20 Sep 2026.