Direct injection and glow plug system with distributor pump

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 control unit
  2
• 1.6 Interrogating fault memory
  6
• 1.7 Erasing fault memory
  7
• 2 Fault table
  9
• 2.1 Fault table
  9
• 3 Final control diagnosis
  20
• 3.1 Final control diagnosis
  20
• 3.2 Performing final control diagnosis
  20
• 4 Measured value blocks
  24
• 4.1 Measured value blocks
  24
• 4.2 Safety precautions
  24
• 4.3 Reading measured value block
  24
• 4.4 Evaluating measured value blocks
  25
• Mixture preparation, Injection
  35
• 1 Servicing Diesel direct injection system
  35
• 1.1 Servicing Diesel direct injection system
  35
• 1.2 Safety precautions
  35
• 1.3 Rules for cleanliness
  36
• 1.4 Fitting locations overview
  37
• 1.5 Servicing injection pump
  42
• 1.6 Removing, installing and checking intake connecting piece
  46
• 1.7 Removing and installing injection pump
  48
• 1.8 Dynamically checking and adjusting commencement of injection
  56
• 1.9 Removing and installing injectors
  58
• 1.10 Servicing injectors
  59
• 1.11 Renewing injection timing device cover O-ring
  60
• 2 Checking components and functions
  60
• 2.1 Checking components and functions
  60
• 2.2 Checking Diesel direct injection system voltage supply
  60
• 2.3 Checking engine speed sender
  62
• 2.4 Checking coolant temperature sender
  64
• 2.5 Checking intake air temperature sender
  66
• 2.6 Checking intake manifold temperature sender
  69
• 2.7 Checking fuel temperature sender
  71
• 2.8 Checking modulating piston movement sender and quantity adjuster
  74
• 2.9 Checking needle lift sender
  79
• 2.10 Checking injection timing control range
  81
• 2.11 Checking intake manifold flap change-over
  84
• 2.12 Checking intake manifold flap change-over valve
  86
• 3 Checking additional signals
  89
• 3.1 Checking additional signals
  89
• 3.2 Checking speed signal
  89
• 3.3 Checking signals from brake light switch and brake pedal switch
  91
• 3.4 Checking signal from clutch pedal switch
  92
• 3.5 Checking engine speed signal
  94
• 3.6 Checking data bus
  95
• 4 Replacing, coding and matching engine control unit
  96
• 4.1 Replacing, coding and matching engine control unit
  96
• 4.2 Replacing engine control unit
  96
• 4.3 Coding engine control unit
  97
• 4.4 Matching engine control unit to electronic immobilizer
  98
• Glow plug system
  99
• 1 Checking glow plug system
  99
• 1.1 Checking glow plug system
  99
• 1.2 Checking glow plugs
  100