Audi A4: Level Control System Sensor
Overview - Front Level Control System Sensor

1 - Bolt
2 - Front Level Control System Sensor
- Left Front Level Control System Sensor -G78-
- Right Front Level Control System Sensor -G289-
- With coupling rod and retaining plate
- Removing and installing. Refer to
→ Chapter "Left/Right Front Level Control System Sensor -G78-/-G289-,
Removing and Installing".
- Installation position: sensor coupling rod points outward
3 - Subframe
4 - Control Arm
5 - Nut
- 9 Nm
- Replace after removing
- Self-locking
Overview - Rear Level Control System Sensor

1 - Rear Level Control System Sensor
- Left Rear Level Control System Sensor -G76-
- Right Rear Level Control System Sensor -G77-
- With coupling rod and retaining plate
- Removing and installing. Refer to
→ Chapter "Left/Right Rear Level Control System Sensor -G76-/-G77-,
Removing and Installing".
- Installation position: Sensor coupling rod points toward the rear
2 - Bolt
3 - Subframe
4 - Front Upper Transverse Link
5 - Nut
- 9 Nm
- Replace after removing
- Self-locking
Left/Right Front Level Control System Sensor -G78-/-G289-, Removing and
Installing
Special tools and workshop equipment required
- Torque Wrench 1410 -VAG1410-
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview and parts catalog prior to
starting procedure.
Mandatory Replacement Parts
- Nut - Front Level Control System Sensor to Subframe
Removing
- Disconnect the connector -3-
and free up the wire.
- Remove the coupling rod nut -2-.
- Remove the bolt -1- and remove
the level control system sensor

Installing
Install in reverse order of removal and note the following:
- Adjust the headlamps. Refer to
→ Electrical Equipment; Rep. Gr.94; Headlamps; Headlamps,
Adjusting.
- Driver assistance systems front camera, calibrating. Refer
to
→ Chapter "Driver Assistance Systems Front Camera, Calibrating".
Tightening Specifications
- Refer to
→ Chapter "Overview - Front Level Control System Sensor"
Left/Right Rear Level Control System Sensor -G76-/-G77-, Removing and
Installing
Special tools and workshop equipment required
- Torque Wrench 1410 -VAG1410-
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview and parts catalog prior to
starting procedure.
Mandatory Replacement Parts
- Nut - Rear Level Control System Sensor to Front Upper
Transverse Link
Removing
- Disconnect the connector -3-.
- Remove the coupling rod nut -1-.
- Remove the bolt -2- and remove
the level control system sensor.
Installing
Install in reverse order of removal and note the following:
- Adjust the headlamps. Refer to
→ Electrical Equipment; Rep. Gr.94; Headlamps; Headlamps,
Adjusting.
Tightening Specifications
- Refer to
→ Chapter "Overview - Rear Level Control System Sensor"
Special Tools
Special tools and workshop equipment required
- Torque Wrench 1410 -VAG1410-

READ NEXT:
Wheel alignment must only performed using VW/Audi-approved
alignment equipment.
Each time wheels are aligned, both front and rear wheels
must be aligned. Otherwise, the correct driving handling of t
SEE MORE:
HID Headlamp Usage and Safety Precautions
Never replace bulbs if you are not familiar with the
procedures, safety precautions and tools.
WARNING
Danger to life due to high voltage.
For work on the yellow high voltage symbol marked
areas HID headlamp must be de-energized.
Turn off the i
Overview
Fig. 150 Center display: left side: playback view of radio functions, right
side: sources
Operating
Applies to: MMI: To open the playback view (1),
select on the home screen: RADIO > Source > a
category > a station/podcast*.
Applies to: MMI: To open the sources (2), select