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
  2
• 1.4 Safety precautions when working on exhaust system
  2
• 2 Identification
  3
• 2.1 Engine number/engine data
  3
• 3 General information
  7
• 3.1 Rules for cleanliness when working on auxiliary heater and fuel system
  7
• 4 Repair instructions
  8
• 4.1 Routing and attachment of lines
  8
• 4.2 General repair instructions
  8
• 4.3 General information
  8
• Fuel supply system
  11
• 1 Procedure in event of misfuelling
  11
• 1.1 Procedure in event of misfuelling
  11
• 2 Fuel
  16
• 2.1 Assembly overview - fuel tank
  16
• 2.2 Emptying fuel tank
  23
• 2.3 Removing and installing fuel tank
  36
• 3 Fuel delivery unit, fuel gauge sender
  46
• 3.1 Removing and installing fuel delivery unit, fuel gauge sender
  46
• 3.2 Removing and installing fuel gauge sender G
  53
• 4 Plug-in connectors
  60
• 4.1 Separating plug-in connectors
  60
• 5 Fuel cooler
  66
• 5.1 Removing and installing fuel cooler
  66
• 6 Fuel filter
  67
• 6.1 Assembly overview – fuel filter
  67
• 6.2 Removing and installing fuel filter
  68
• 6.3 Removing and installing upper part of fuel filter
  71
• 6.4 Checking fuel filter
  74
• 7 Accelerator pedal
  77
• 7.1 Assembly overview - accelerator module
  77
• 8 Fuel supply
  81
• 8.1 Checking fuel system pressurisation pump G6
  81
• 9 Supplementary fuel pump V393
  93
• 9.1 Assembly overview - supplementary fuel pump
  93
• 9.2 Checking supplementary fuel pump V393
  94
• 9.3 Removing and installing supplementary fuel pump V393
  96