Overview - SUBFRAME, A5 With Front Wheel Drive (Fwd)

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Fig 1: Exploded View Of Subframe, Stabilizer Bar, Coupling Rod And Diagonal Brace Overview, FWD

Courtesy of AUDI OF AMERICA, LLC

Clamp
- Replaced together with the rubber bushing and stabilizer bar
- The rubber bushing and clamp must not be separated from the stabilizer bar.
Bolt
- 25 Nm +90°
- Always Replace If Removed
- Tighten evenly
Bolt
- 40 Nm +90°
- Always Replace If Removed
- Must be tightened in the curb weight position. Refer To WHEEL BEARING IN CURB WEIGHT, REAR AXLE, LIFTING VEHICLES WITH COIL SPRING .
Bolt
- 40 Nm +90°
- Always Replace If Removed
- Must be tightened in the curb weight position. Refer To WHEEL BEARING IN CURB WEIGHT, REAR AXLE, LIFTING VEHICLES WITH COIL SPRING .
Coupling Rod
- The coupling rod must be removed together with the stabilizer bar.
- Removing and installing. Refer To STABILIZER BAR, REMOVING AND INSTALLING, FRONT WHEEL DRIVE (FWD) VEHICLES .
Nut
- Always Replace If Removed
Stabilizer Bar
- The rubber bushing and clamp must not be separated from the stabilizer bar.
- Stabilizer must be removed together with coupling rod.
- Removing and installing. Refer To STABILIZER BAR, REMOVING AND INSTALLING, FRONT WHEEL DRIVE (FWD) VEHICLES .
Bolt
- 70 Nm +180°
- Always Replace If Removed
- Must be tightened in the curb weight position. Refer To WHEEL BEARING IN CURB WEIGHT, REAR AXLE, LIFTING VEHICLES WITH COIL SPRING .
Bracket
Bolt
- 5 Nm
Nut
- Always Replace If Removed
Upper Transverse Link
Bolt
- 115 Nm +90°
- Always Replace If Removed
- The bolts must not be loosened or tightened when the springs are installed. Release the coil springs using the spring tensioner before loosening or tightening.
Left Rear Level Control System Sensor -G76-
- Only sensors of the same version may be installed.
- Complete with components
- The sensor lever points toward the outside
- Replace in vehicle. Refer To LEFT/RIGHT REAR LEVEL CONTROL SYSTEM SENSOR -G76- / -G77-, REMOVING AND INSTALLING
- Check The Headlamp Adjustment After Loosening. Refer To HEADLAMP, ADJUSTING and .
- If the Level Control System Sensor -- was removed and installed on a vehicle with electronically controlled damping or if the linkage was loosened, the control position must be reprogrammed. Refer To CONTROL POSITION, PROGRAMMING . Refer To Vehicle Diagnostic Tester
- If the control position was reprogrammed on vehicles with lane assist, the Directional Stabilization Assistance Control Module -J759- must be calibrated again. Refer To LANE ASSIST, CALIBRATING .
Bolt
- 9 Nm
Bolt
- 70 Nm +180°
- Always Replace If Removed
- Must be tightened in the curb weight position. Refer To WHEEL BEARING IN CURB WEIGHT, REAR AXLE, LIFTING VEHICLES WITH COIL SPRING .
Lower Transverse Link
Nut
- Always Replace If Removed
Bolt
- 70 Nm +180°
- Always Replace If Removed
- Must be tightened in the curb weight position. Refer To WHEEL BEARING IN CURB WEIGHT, REAR AXLE, LIFTING VEHICLES WITH COIL SPRING .
Nut
- 95 Nm
- Always Replace If Removed
- Must be tightened in the curb weight position. Refer To WHEEL BEARING IN CURB WEIGHT, REAR AXLE, LIFTING VEHICLES WITH COIL SPRING .
Eccentric Washer
Tie Rod
- There are versions made of aluminum and steel.
- A mixed installation is not permitted
Eccentric Screw
Diagonal Brace
- Removing and installing, Cabriolet. Refer To DIAGONAL BRACE, REMOVING AND INSTALLING, A5 CABRIOLET, FRONT WHEEL DRIVE (FWD)
Left Support
Bolt
- 55 Nm
Bolt
- 115 Nm +90°
- Always Replace If Removed
- The bolts must not be loosened or tightened when the springs are installed. Release the coil springs using the spring tensioner before loosening or tightening.
Bolt
- Pre-Tightening Specification 5 Nm
- Final Tightening Specification: 50 Nm +90°
- Always Replace If Removed
Clip
- Not Installed On All Vehicles.
Left Stone Chip Protection
- Not Installed On All Vehicles.
Right Stone Chip Protection
- Not Installed On All Vehicles.
Right Support
Front Bonded Rubber Bushing
- Always replace on both sides.
- Replacing. Refer To SUBFRAME, SERVICING, VEHICLES WITH FRONT WHEEL DRIVE (FWD) .
- For the subframe mounting
- Depending on the model, either a conventional or a hydraulic bonded rubber bushing is installed. Refer To FRONT BONDED RUBBER BUSHING .
- Oil on the hydraulic bonded rubber bushing is a sign of wear.
Subframe
- Subframe with attachments, removing and installing. Refer To REAR AXLE, REMOVING AND INSTALLING, FRONT WHEEL DRIVE (FWD) VEHICLES .
Rear Bonded Rubber Bushing
- Always replace on both sides.
- Replacing. Refer To SUBFRAME, SERVICING, VEHICLES WITH FRONT WHEEL DRIVE (FWD) .
- For the subframe mounting
- Depending on the model, either a conventional or a hydraulic bonded rubber bushing is installed. Refer To REAR BONDED RUBBER BUSHING .
- Oil on the hydraulic bonded rubber bushing is a sign of wear.