Diesel direct injection and glow plug system

Chapter overview

• Self-diagnosis
  1
• 1 Self-diagnosis
  1
• 1.1 Self-diagnosis
  1
• 1.2 Features of self-diagnosis
  1
• 1.3 Technical data of self-diagnosis
  1
• 1.4 Connecting fault reader V.A.G 1551 and selecting engine electronics control unit
  2
• 2 Fault memory
  4
• 2.1 Fault memory
  4
• 2.2 Interrogating fault memory
  4
• 2.3 Fault table
  5
• 2.4 Erasing fault memory
  12
• 3 Final control diagnosis
  13
• 3.1 Final control diagnosis
  13
• 3.2 Performing final control diagnosis
  13
• 4 Measured value blocks
  18
• 4.1 Measured value blocks
  18
• 4.2 Safety precautions
  18
• 4.3 Reading measured value block
  18
• 4.4 Evaluating measured value block, engine code AEY
  19
• 4.5 Evaluating measured value blocks, engine codes AHB, AKW
  26
• 4.6 Evaluating measured value blocks, engine codes AFN, AHU, ALE
  33
• Mixture preparation, Injection
  45
• 1 Servicing Diesel direct injection system
  45
• 1.1 Servicing Diesel direct injection system
  45
• 1.2 Safety precautions
  45
• 1.3 Rules for cleanliness
  45
• 1.4 Fitting locations overview
  46
• 1.5 Servicing injection pump
  53
• 1.6 Setting engine to number 1 cylinder with engine removed
  58
• 1.7 Checking throttle valve positioner housing
  59
• 1.8 Removing and installing injection pump
  61
• 1.9 Dynamically checking and adjusting commencement of injection
  66
• 1.10 Checking valve timing
  69
• 1.11 Removing and installing injectors
  71
• 1.12 Servicing injectors
  72
• 1.13 Renewing injection timing device cover O-ring
  73
• 2 Checking components and functions
  73
• 2.1 Checking components and functions
  73
• 2.2 Checking Diesel direct injection system voltage supply
  73
• 2.3 Checking engine speed sender
  75
• 2.4 Checking intake manifold pressure sender and altitude sender
  77
• 2.5 Checking coolant temperature sender
  78
• 2.6 Checking brake light switch and brake pedal switch
  81
• 2.7 Checking clutch pedal switch
  84
• 2.8 Checking intake manifold sender
  86
• 2.9 Checking intake air temperature sender
  89
• 2.10 Checking fuel temperature sender
  92
• 2.11 Checking modulating piston movement sender and quantity adjuster
  95
• 2.12 Checking needle lift sender
  101
• 2.13 Checking injection timing control range
  103
• 2.14 Checking throttle valve positioner
  108
• 2.15 Checking exhaust gas recirculation and air mass meter function
  111
• 2.16 Checking speedometer sender
  115
• 3 Replacing, coding and matching engine control unit
  117
• 3.1 Replacing, coding and matching engine control unit
  117
• 3.2 Replacing engine control unit
  117
• 3.3 Coding engine control unit
  118
• 3.4 Matching engine control unit to electronic immobilizer
  120
• Glow plug system
  122
• 1 Checking glow plug system
  122
• 1.1 Checking glow plug system
  122
• 1.2 Checking glow plugs
  122