7-speed dual clutch gearbox 0CG

Chapter overview

• Technical data
  1
• 1 Identification
  1
• 1.1 Gearbox identification
  1
• 2 Safety information
  2
• 2.1 General safety provisions
  2
• 2.2 Safety precautions when working on high-voltage vehicles
  2
• 2.4 Safety precautions when working on the mechatronic unit
  4
• 2.5 Notes on tow-starting/towing
  6
• 3 Repair notes
  7
• 3.1 General information
  7
• 3.2 Rules for cleanliness
  8
• 3.3 General repair instructions
  9
• 4 Technical data
  14
• 4.1 Capacities
  14
• 4.2 Allocation gearbox - engine
  15
• 4.3 Calculation of gear ratios
  16
• 5 Overview - power transmission
  17
• 5.1 Overview - power transmission - front-wheel drive
  17
• Clutch
  18
• 1 Clutch operation
  18
• 1.1 Assembly overview - clutch engagement
  18
• 1.2 Removing and installing clutch engagement
  19
• 1.3 Adjusting clutch engagement
  22
• 2 Clutch
  35
• 2.1 Assembly overview - dual clutch
  35
• 2.2 Removing dual clutch
  37
• 2.3 Installing dual clutch
  41
• 2.4 Renewing input shaft seal
  45
• 2.5 Renewing oil seal for inner input shaft
  47
• Controls, housing
  50
• 1 Mechatronic unit
  50
• 1.1 Overview - mechatronic unit
  50
• 1.2 Removing and installing mechatronic unit
  52
• 1.3 Setting mechatronic unit to removal position by hand
  72
• 1.4 Renewing bellows with clutch actuator
  74
• 2 Selector mechanism
  79
• 2.1 Assembly overview - selector mechanism
  79
• 2.2 Emergency release from position P
  81
• 2.3 Removing and installing selector lever handle
  82
• 2.4 Moving push-button in the handle to installation position
  83
• 2.5 Removing and installing selector mechanism
  85
• 2.6 Checking selector mechanism
  93
• 2.7 Checking and adjusting selector lever cable
  94
• 2.8 Renewing selector shaft seal
  98
• 3 Removing and installing gearbox
  99
• 3.1 Removing gearbox
  99
• 3.2 Installing gearbox
  104
• 3.3 Specified torques for gearbox
  107
• 4 Assembly mountings
  108
• 4.1 Assembly overview - assembly mountings
  108
• 5 Transporting gearbox
  117
• 6 Dismantling and assembling gearbox
  120
• 6.1 Schematic overview - gearbox
  120
• 6.2 Dismantling and assembling gearbox
  121
• 7 Gearbox housing, clutch housing
  143
• 7.1 Assembly overview - gearbox housing
  143
• 7.2 Assembly overview - clutch housing
  144
• 7.3 Repairing gearbox housing
  145
• 7.4 Repairing clutch housing
  150
• 8 Securing to engine and gearbox support
  155
• 9 Gear oil
  157
• 9.1 Draining and filling gear oil
  157
• 9.2 Draining and filling hydraulic fluid for mechatronic unit
  162
• Gears, shafts
  166
• 1 Input shaft
  166
• 1.1 Dismantling and assembling input shaft
  166
• 2 Output shaft
  173
• 2.1 Assembly overview - output shaft
  173
• 2.2 Dismantling and assembling output shaft 1
  177
• 2.3 Dismantling and assembling output shaft 2
  189
• 2.4 Dismantling and assembling output shaft 3
  199
• 2.5 Adjusting output shaft
  205
• 3 Parking lock
  240
• 3.1 Removing and installing cover for parking lock
  240
• 3.2 Removing and installing parking lock
  242
• Final drive - differential
  244
• 1 Oil seals
  244
• 1.1 Overview of fitting locations - seals
  244
• 1.2 Renewing left seal
  244
• 1.3 Renewing right oil seal
  248