THREADED CONNECTION BETWEEN DRIVE AXLE AND WHEEL HUB, LOOSENING AND TIGHTENING
Special tools and workshop equipment required
- Torque wrench V.A.G 1576
Loosening
Scheme 146
With vehicle still standing on its wheels, loosen bolt a maximum of 90°, otherwise wheel bearing will be pre-damaged.
Lift the vehicle just enough so that the wheels are hanging free.
Operate brake (second mechanic required).
Remove bolt -arrow-.
Tightening
Replace bolt -arrow-.
Note. Before installing, clean the threads in the CV joint with a tap. Wheels must not yet touch the ground to tighten the drive axle, wheel bearing may otherwise be damaged.
Operate brake (second mechanic required).
Tighten bolt to 200 Nm.
Lower the vehicle onto its wheels.
Tighten bolt an additional 180°.
FASTENER TIGHTENING SPECIFICATIONS
| Component | Fastener Size | Nm |
|---|---|---|
| Ball joint to wheel bearing housing bolt (1) | 40 | |
| Ball joint to track control arm nut | ||
| Collar nut, M12 wrench 21 mm | 145 | |
| Combination nut, M12 wrench 18 mm | 110 | |
| Combination nut, M12 wrench 21 mm | 120 | |
| Combination nut, M14 wrench 21 mm | 140 | |
| Brake shield to wheel bearing housing bolt | 10 | |
| Coupling rod to stabilizer bar bolt 1, 3 | 40 + 90° | |
| Coupling rod to shock absorber fork bolt 1, 3 | 40 + 90° | |
| Cover to subframe bolt | 20 | |
| CV joint boot clamp, stainless steel | 20 | |
| Diagonal brace bolt, cabriolet 1, 4, 5 | 50 + 90° | |
| Drive axle to transmission flange bolt (1) | 70 | |
| Drive axle to wheel hub bolt (1) | 200 + 180° | |
| End plate bolt, cabriolet (1) | 20 + 90° | |
| Guide link to subframe nut 1, 3 | 70 + 180° | |
| Guide link to wheel bearing housing nut (1) | ||
| Collar nut, M12 wrench 21 mm | 145 | |
| Combination nut, M12 wrench 18 mm | 110 | |
| Combination nut, M12 wrench 21 mm | 120 | |
| Combination nut, M14 wrench 21 mm | 140 | |
| Level control system sensor bolt | 20 | |
| Level control system sensor to track control arm nut | 9 | |
| Stabilizer bar to subframe nut 1, 3 | 25 | |
| Subframe crossbrace to subframe bolt, through 08.2007 | ||
| Coupe and cabriolet (1) | 90 + 135° | |
| Cabriolet | 24 | |
| Subframe crossbrace to subframe bolt, from 09.2007 (1) | ||
| On vehicles with electromechanical power steering | 90 + 90° | |
| On vehicles with hydraulic power steering | 90 + 135° | |
| Cabriolet | 24 | |
| Subframe to body bolt 1, 2 | 115 + 90° | |
| Subframe shield to subframe bolt, from 09.2007 | 9 | |
| 20 | ||
| Suspension strut mounting bracket to body bolt 1, 6 | 40 + 90° | |
| Suspension strut to mounting bracket nut (1) | 50 | |
| Suspension strut to shock absorber fork nut (1) | 40 + 180° | |
| Tie rod end to wheel bearing housing nut | ||
| Hex collar nut | 20 + 90° | |
| 12-point combi nut | 100 | |
| Hex combi nut | 110 | |
| Tower brace bolt | 7 | |
| Tower brace nut | 30 | |
| Track control arm to shock absorber fork nut 1, 3 | 90 + 90° | |
| Track control arm to subframe nut 1, 3 | 70 + 180° | |
| Upper control arm to mounting bracket bolt 1, 3 | 50 + 90° | |
| Upper control arm to wheel bearing housing nut (1) | 40 | |
| Wheel bearing to wheel bearing housing bolt (1) | 80 + 90° | |
| Wheel speed sensor bolt | 9 | |
| (1) Always replace after removal. (2) Tightening sequence or procedure for tightening the subframe, refer to SUBFRAME. (3) Must be tightened in the curb weight position, refer to WHEEL BEARING WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION. (4) Pre-tighten to 5 Nm. (5) Follow tightening sequence. Refer to DIAGONAL BRACE, CABRIOLET. (6) Follow tightening sequence. Refer to SUSPENSION STRUT WITH MOUNTING BRACKET. | ||
| (1) | Always replace after removal. |
| (2) | Tightening sequence or procedure for tightening the subframe, refer to SUBFRAME. |
| (3) | Must be tightened in the curb weight position, refer to WHEEL BEARING WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION. |
| (4) | Pre-tighten to 5 Nm. |
| (5) | Follow tightening sequence. Refer to DIAGONAL BRACE, CABRIOLET. |
| (6) | Follow tightening sequence. Refer to SUSPENSION STRUT WITH MOUNTING BRACKET. |