Fuel supply system - diesel engines

Chapter overview

• Technical data
  1
• 1 Safety information
  1
• 1.2 Safety measures when working on vehicles with a start/stop system
  1
• 1.3 Safety measures when working on fuel supply
  1
• 2 Identification
  3
• 2.1 Engine number/engine data
  3
• 3 General information
  4
• Fuel supply system
  5
• 1 Procedure should vehicle be misfueled
  5
• 1.1 Step 1: engine was started with incorrect fuel
  5
• 1.2 Step 2: engine was not started with incorrect fuel
  6
• 1.3 Step 3: swarf in fuel delivery unit and fuel tank
  7
• 1.4 Step 4: no swarf in fuel delivery unit or fuel tank
  8
• 1.5 Step 5 (There are filings in high-pressure pump)
  9
• 1.6 Step 6: swarf in high-pressure pump
  9
• 2 Fuel
  11
• 2.1 Assembly overview - fuel tank
  11
• 2.2 Removing and installing fuel tank
  12
• 2.3 Emptying fuel tank
  15
• 3 Fuel delivery unit, fuel gauge sender
  23
• 3.1 Removing and installing fuel delivery unit, fuel gauge sender
  23
• 3.2 Removing and installing fuel gauge sender
  27
• 4 Plug-in connectors
  29
• 4.1 Separating plug-in connectors
  29
• 5 Fuel filter
  33
• 5.1 Assembly overview - fuel filter
  33
• 5.2 Removing and installing fuel filter
  35
• 6 Accelerator pedal
  41
• 6.1 Assembly overview - accelerator module
  41
• 6.2 Removing and installing accelerator pedal module
  41
• 7 Fuel pump
  45
• 7.1 Checking fuel pump
  45
• 7.2 Removing and installing fuel pump
  60