Audi A4: Level Control System Sensor
Overview - Front Level Control System Sensor
1 - Bolt
- 9 Nm
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
- 9 Nm
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:
Axle Alignment Information
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:
Gearshift Mechanism, Checking
WARNING
Risk of injury and accident by accidentally engaging
a selector lever position with the engine running.
Before working with the engine running, move the
transmission into "P" and pull the parking brake button
to activate the electro-mechanical parking brake.
Pay attention to t
New tires or wheels
Audi recommends having all work
on tires or wheels performed by
an authorized Audi dealer or authorized
Audi Service Facility.
These facilities have the proper
knowledge and are equipped with
the required tools and replacement
parts.
New tires do not yet have the
optimal gripping properties.
Dr
