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:
Rear Lid, Removing and Installing
Rear Lid, Removing and Installing, Sedan
To complete the procedure, a second technician is required to be at
the following position.
Removing
- Remove the rear lid lower trim panel. Refer to
→ Body Interior; Rep. Gr.70; Luggage Compartment Trim Panels;
Rear Lid Lower Trim
Multimedia connections
USB adapter
Fig. 151 Audi Genuine Accessories: USB adapter
You can connect your mobile devices through the
Audi music interface to the MMI using the USB
adapter and charge the battery at the same time.
You can purchase the USB adapter cable from an
authorized Audi dealer or at specialty stores:
