Brake systems · Anti-lock brake system · Removing and installing parts of ABS system on front and rear axle

Removing and installing parts of anti-lock brake system on rear axle (drum brakes)

  • 1 Axle beam
  • 2 Hexagon socket head bolt, 8 Nm
  • 3 ABS speed sensor
  • 4 Brake line
  • 5 Stub axle
  • 6 Handbrake cable
  • 7 Hexagon bolt
    • Specified torque ⇒ Running gear, axles, steering; Rep. gr. 42; Assembly overview: wheel bearings, drum brakes.
  • 8 Torx bolt, 4 Nm
  • 9 Brake drum
  • 10 Cap
    • Pressing off and driving in ⇒ Running gear, axles, steering; Rep. gr. 42; Assembly overview: wheel bearings, drum brakes.
  • 11 12-point nut (self-locking)
    • Renew each time after removal ⇒ Running gear, axles, steering; Rep. gr. 42; Assembly overview: wheel bearings, drum brakes.
  • 12 Wheel hub with wheel bearing
  • 13 Brake backplate with brake shoes

ABS sensor ring -1-

7.2.1 Removing and installing speed sensor on rear axle (drum brakes)

Removing:

  • Raise vehicle.
  • Separate connector -1- from speed sensor wire and from speed sensor.
  • Remove bolt -2- from stub axle.
  • Pull ABS speed sensor out of stub axle.

Installing:

  • Before inserting speed sensor, clean hole inner surface and coat speed sensor all-round with high-temperature paste G 052 112 A3.
  • Insert speed sensor into hole in stub axle and tighten bolt to 8 Nm.
  • Connect speed sensor to speed sensor wire.