Steering gear, A20NFT/LHU, 4WD, LHD
Steering gear, A20NFT/LHU, 4WD, LHD |
Important | ||
Scrupulous cleanliness must always be observed during all work with hydraulic components. |
||
Important | ||
Always use wing covers when working in the engine bay. |
||
To remove |
1. |
Clamp the return hose using
30 07 739 Hose pinch-off pliers
.
|
2. |
Set the wheels and steering wheel in the straight ahead position. Lock the steering wheel with the steering wheel lock.
|
3. |
Raise the car.
|
4. |
Remove the front wheels.
|
5. |
Fit the nut (A) holding the track rod ends to the steering swivel members on both sides. Remove the track rods using
87 91 287 Puller, 150 mm
.
|
6. |
Remove the anti-roll bar links (B) from the anti-roll bar. Hold with a thin 17 mm open wrench so that the ball joint does not turn.
|
7. |
Remove the steering shaft joint (A) from the steering gear.
|
8. |
Remove
Catalytic converter, rear, 4WD
.
|
9. |
Remove the rear torque arm bolts (A).
|
10. |
Remove the front torque arm bolt (A).
|
11. |
Use a column jack to relieve the load on the subframe. Remove the rear bolts (A) and rod (B).
|
12. |
Lower the subframe and remove the anti-roll bar brackets (A) from the subframe.
|
13. |
Place a receptacle under the car. Detach the delivery line (A) and the return line (B) from the steering gear. Plug the lines.
|
14. |
Remove the steering gear bolts, nuts and washers (A).
|
15. |
Raise the anti-roll bar as high as possible and lift out the steering gear through the wheel housing on the left side.
|
To fit |
1. |
Lift the steering gear into place through the wheel housing on the left side.
|
2. |
Fit the steering gear (A) to the subframe.
Tightening torque 50 Nm +60° (37 lbf ft +60°) |
3. |
Fit the anti-roll bar (A) to the subframe.
Threadlock, Loctite 242
on the threads.
Tightening torque: 18 Nm (14 lbf ft) |
4. |
Fit the delivery line (A), make sure that it is not in contact with the anti-roll bar, and fit the return line (B) to the steering gear. Fit new O-rings.
Tightening torque 28 Nm (21 lbf ft) |
5. |
Raise the subframe using
83 95 311 Trolley lift
with
83 94 801 Parent fixture
and
83 96 137 Centring tool, subframe - body. Fit the tool against the guide holes in the body
. Fit the rods (B) and the bolts (A).
Tightening torques Subframe: 75 Nm + 135° (55 lbf ft + 135°) Torque rod: 90 Nm + 45° (67 lbf ft + 45°) |
6. |
Fit the bolts (A) holding the rear torque arm to the subframe.
Tightening torque M10: 65 Nm (48 lbf ft) M12: 120 Nm (88 lbf ft) |
7. |
Fit the front torque arm bolt (A).
Tightening torque 60 Nm +90° (44 lbf ft +90°) |
8. |
Fit
Catalytic converter, rear, 4WD
.
|
9. |
Fit the anti-roll bar links (B) to the anti-roll bar. Hold with a thin 17 mm open wrench so that the ball joint does not turn.
Tightening torque 64 Nm (47 lbf ft) |
10. |
Fit the track rod ends (A) to the steering swivel members.
Tightening torque 35 Nm (26 lbf ft)
|
11. |
Fit the steering shaft joint (A) to the steering gear. Clean the threads and apply
Threadlock, Loctite 242
to the threads.
Tightening torque 30 Nm (22 lbf ft) |
12. |
Wipe clean the subframe from any oil.
|
13. |
Lower the car to the floor.
|
14. |
Fit the
Wheels
.
|
15. |
Remove the hose pinch-off pliers.
|
16. |
Bleed the power steering system and check for leaks, see
Hydraulic system EHPS, filling and bleeding, A20NFT/LHU
.
|
17. |
Carry out
Wheel alignment
.
|