Fuel supply system - diesel engines

Chapter overview

• Technical data
  1
• 1 Safety information
  1
• 1.1 Safety regulations for working on fuel supply
  1
• 1.2 Safety measures when working on vehicles with start/stop system
  1
• 1.4 Safety precautions when working on the cooling system
  2
• 1.5 Safety precautions when working on exhaust system
  2
• 2 Identification
  3
• 2.1 Engine number/engine data
  3
• 3 Repair notes
  5
• 3.1 Rules for cleanliness
  5
• 3.2 General information
  5
• 3.3 General repair instructions
  6
• 3.4 Foreign objects in engine
  6
• 3.5 Contact corrosion
  6
• 3.6 Routing and attachment of lines
  7
• 3.7 Fitting radiator and condensers
  7
• 3.8 Checking vacuum system
  7
• 3.9 Assessing quality of diesel fuel
  8
• Fuel supply system
  9
• 1 Filling with incorrect fuel
  9
• 1.1 Procedure in event of misfuelling
  9
• 2 Fuel
  14
• 2.1 Assembly overview - fuel tank
  14
• 2.2 Removing and installing fuel tank
  16
• 2.3 Removing and installing filling connection
  27
• 3 Fuel delivery unit, fuel gauge sender
  30
• 3.1 Assembly overview - fuel delivery unit/fuel gauge sender
  30
• 3.2 Removing and installing fuel delivery unit, fuel gauge sender
  30
• 3.3 Removing and installing fuel gauge sender G
  32
• 4 Plug-in connectors
  35
• 4.1 Separating plug-in connectors
  35
• 5 Fuel filter
  41
• 5.1 Assembly overview – fuel filter
  41
• 5.2 Removing and installing fuel filter
  51
• 6 Accelerator pedal
  59
• 6.1 Assembly overview - accelerator module
  59
• 7 Fuel supply
  61
• 7.1 Checking fuel system pressurisation pump G6
  61
• 8 Senders and sensors
  88
• 8.1 Removing and installing water separator sender G63
  88