Rear-wheel sensors
Rear-wheel sensors |
1. |
Raise the car and remove the wheel.
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2. |
Press back the brake pistons using a pair of slip-joint pliers.
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3. |
Remove the brake-pipe bracket from the longitudinal link.
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4. |
Undo the caliper securing bolts and suspend the caliper with a cable tie.
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5. |
Back off the adjustment for the handbrake shoes. It is accessible through a hole in the brake disc.
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6. |
Undo the retaining screw and remove the disc.
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7. |
Unplug the connector for the ABS sensor.
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8. |
Remove the four wheel-hub nuts.
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9. |
Remove the hub complete with backplate. Leave the disc backplate and handbrake assembly hanging on the cable.
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To fit |
1. |
Clean the contact surfaces using a wire brush.
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2. |
Position the hub in the disc backplate and fit it to the longitudinal link. Use new nuts and tighten them alternately in opposite pairs.
Tightening torque 50 Nm +30° (37 lbf ft +30°) |
3. |
Plug the connector into the ABS sensor.
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4. |
Fit the brake disc onto the hub, apply thread-locking fluid and tighten the screw.
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5. |
Fit the brake caliper, apply thread-locking fluid and tighten the bolts.
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6. |
Fit the brake-pipe bracket to the longitudinal link.
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7. |
Turn the handbrake adjuster until the shoes prevent the disc from turning. Accessible through the hole in the disc.
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8. |
Now back off the adjuster until the disc can be rotated.
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9. |
Fit the wheel. See
Wheels
.
Tightening torques aluminium wheel 110 Nm (81 lbf ft) steel wheel 50 Nm +2x90°, max. 110 Nm (37 lbf ft +2x90°, max. 81 lbf ft) |
10. |
Lower the car.
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11. |
Pump the brake pedal to extend the pistons in the calipers.
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12. |
Adjust the parking brake cable, see
Adjusting the parking brake cable
.
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