Fuel supply system - diesel engines

Kapitelübersicht

• Technical data
  1
• 1 Safety information
  1
• 1.1 Safety measures when working on fuel supply
  1
• 1.3 Safety measures when working on vehicles with a start/stop system
  2
• 1.4 Safety precautions when working on the SCR system
  2
• 2 Identification
  4
• 2.1 Engine number/engine data
  4
• 3 General information
  5
• 4 Repair notes
  6
• 4.1 Pipe/wire routing and attachment
  6
• 4.2 General repair instructions
  6
• Fuel supply system
  7
• 1 Procedure in event of misfuelling
  7
• 1.1 Step 1, engine was started with incorrect fuel
  7
• 1.2 Step 2, engine was not started with incorrect fuel
  9
• 1.3 Step 3, there are metal particles in fuel delivery unit and fuel tank
  11
• 1.4 Step 4, there are no metal particles in fuel delivery unit or fuel tank
  12
• 1.5 Step 5, there are metal particles in high-pressure pump
  13
• 1.6 Step 6, there are no metal particles in high-pressure pump
  13
• 2 Fuel
  14
• 2.1 Assembly overview - fuel tank
  14
• 2.2 Emptying fuel tank
  15
• 2.3 Removing and installing fuel tank
  20
• 3 Fuel delivery unit, fuel gauge sender
  26
• 3.1 Assembly overview - fuel delivery unit/fuel gauge sender
  26
• 3.2 Removing and installing fuel delivery unit, fuel gauge sender
  28
• 4 Plug-in connectors
  35
• 4.1 Separating plug-in connectors
  35
• 5 Fuel filter
  39
• 5.1 Assembly overview - fuel filter
  39
• 5.2 Removing and installing fuel filter
  43
• 5.3 Fuel hoses in engine compartment, vehicles with 6.0 bar fuel low-pressure system
  50
• 6 Accelerator pedal
  51
• 6.1 Assembly overview - accelerator module
  51
• 6.2 Removing and installing accelerator pedal module GX2
  51
• 7 Fuel pump
  54
• 7.1 Checking fuel system pressurisation pump G6
  54
• 7.2 Removing and installing fuel pump
  81
• 7.3 Removing and installing fuel pump control unit J538
  83
• 7.4 Removing and installing suction-jet pump
  84
• 8 Senders and sensors
  89
• 8.1 Removing and installing fuel gauge sender
  89