Brake system

Kapitelübersicht

• Technical data
  1
• 1 Safety information
  1
• 2 Identification
  2
• 2.1 Allocation of PR number - brakes
  2
• 3 Technical data
  4
• 3.1 Technical data for brakes
  4
• 4 Brake test
  8
• 4.1 General information
  8
• 4.2 Checking vehicles with front-wheel drive
  8
• 4.3 Checking vehicles with all-wheel drive
  8
• 4.4 Checking parking brake
  9
• Anti-lock brake system
  11
• 1 General information
  11
• 1.1 Repair instructions for repair work on ABS
  11
• 2 Overview of fitting locations
  14
• 2.1 Overview of fitting locations – ABS/ESP
  14
• 3 Control unit and hydraulic unit
  17
• 3.1 Assembly overview – control unit and hydraulic unit
  17
• 3.2 Removing and installing ABS control unit J104 and ABS hydraulic unit N55
  21
• 3.3 Separating control unit from hydraulic unit
  42
• 3.4 Fitting control unit to hydraulic unit
  43
• 3.5 Connecting brake lines to hydraulic unit
  45
• 4 Sensors
  48
• 4.1 Assembly overview – speed sensor on front axle
  48
• 4.2 Assembly overview – speed sensors on rear axle
  49
• 4.3 Removing and installing speed sensors on front axle G45/G47
  50
• 4.4 Removing and installing speed sensors on rear axle G44/G46
  51
• 4.5 Checking ABS sensor ring
  53
• 4.6 Removing and installing ESP sensor unit G419
  54
• Brakes - mechanism
  55
• 1 Front brake
  55
• 1.1 Assembly overview – front brake
  55
• 1.2 Removing and installing brake pads
  57
• 1.3 Removing and installing brake caliper
  60
• 1.4 Removing and installing brake carrier
  62
• 1.5 Removing and installing brake disc
  64
• 1.6 Removing and installing brake splash plate
  66
• 2 Rear brake
  69
• 2.1 Assembly overview - rear brakes
  69
• 2.2 Removing and installing brake pads
  71
• 2.3 Removing and installing brake caliper
  77
• 3 Parking brake
  83
• 3.1 Overview of fitting locations - parking brake
  83
• 3.2 Removing and installing control unit for electromechanical parking brake J540
  84
• 3.3 Removing and installing parking brake motor V282/V283
  84
• 4 Brake pedal
  87
• 4.1 Assembly overview – brake pedal
  87
• 4.2 Removing and installing mounting bracket
  90
• 4.3 Separating brake pedal from brake servo
  96
• 4.4 Connecting brake pedal to brake servo
  97
• 4.5 Removing and installing brake pedal
  98
• Brakes - hydraulics
  100
• 1 Front brake caliper
  100
• 1.1 Assembly overview – front brake caliper
  100
• 1.2 Removing and installing brake caliper piston
  101
• 2 Rear brake caliper
  105
• 2.1 Assembly overview – rear brake caliper
  105
• 2.2 Removing and installing protective cap
  106
• 3 Brake servo and brake master cylinder
  110
• 3.1 Assembly overview – brake servo/brake master cylinder
  110
• 3.2 Removing and installing brake light switch
  114
• 3.3 Removing and installing brake servo
  118
• 3.4 Removing and installing brake master cylinder
  131
• 4 Vacuum system
  143
• 4.1 Assembly overview - vacuum pump
  143
• 4.2 Checking non-return valve
  147
• 4.3 Removing and installing vacuum sender G608
  148
• 4.4 Checking vacuum system
  149
• 5 Brake lines
  155
• 5.1 Repairing brake lines
  155
• 6 Hydraulic system
  160
• 6.1 General notes on brake fluid
  160
• 6.2 Pre-bleeding hydraulic system
  160
• 6.3 Bleeding hydraulic system following standard procedure
  163
• 6.4 Subsequent bleeding of hydraulic system
  164
• 6.5 Testing for leaks
  165