Fuel supply system, petrol engines

Chapter overview

• Technical data
  1
• 1 Safety information
  1
• 1.1 Safety regulations for working on fuel supply
  1
• 1.3 Safety measures when working on vehicles with a start/stop system
  2
• 2 Identification
  3
• 2.1 Engine number/engine data
  3
• 3 General information
  4
• 4 Repair notes
  5
• 4.1 Routing and attachment of lines
  5
• 4.2 General repair instructions
  5
• Fuel supply system
  6
• 1 Fuel tank
  6
• 1.1 Assembly overview - fuel tank
  6
• 1.2 Removing and installing fuel tank
  8
• 1.3 Emptying fuel tank
  17
• 2 Fuel delivery unit, fuel gauge sender
  26
• 2.1 Assembly overview - fuel delivery unit/fuel gauge sender
  26
• 2.2 Removing and installing fuel delivery unit, fuel gauge sender
  29
• 3 Plug-in connectors
  37
• 3.1 Separating plug-in connectors
  37
• 4 Fuel filter
  43
• 5 Activated charcoal filter system
  44
• 5.1 Assembly overview - activated charcoal filter system
  44
• 5.2 Removing and installing activated charcoal filter
  45
• 5.3 Checking fuel tank breather
  46
• 6 Accelerator pedal
  53
• 6.1 Assembly overview - accelerator module
  53
• 6.2 Removing and installing accelerator pedal module GX2
  53
• 7 Fuel pump
  55
• 7.1 Checking fuel system pressurisation pump G6
  55
• 7.2 Removing and installing fuel pump control unit J538
  77
• 8 Senders and sensors
  79
• 8.1 Removing and installing fuel gauge sender G
  79