Diesel direct injection and glow plug system (6-cyl.)

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
• 2 Fault memory
  7
• 2.1 Fault memory
  7
• 2.2 Interrogating fault memory
  7
• 2.3 Erasing fault memory
  8
• 3 Fault table: Fault codes 00513...00777
  9
• 3.1 Fault table: Fault codes 00513...00777
  9
• 4 Fault table: Fault codes 01028...65535
  14
• 4.1 Fault table: Fault codes 01028...65535
  14
• 5 Final control diagnosis
  20
• 5.1 Final control diagnosis
  20
• 5.2 Performing final control diagnosis
  20
• 6 Measured value blocks
  22
• 6.1 Measured value blocks
  22
• 6.2 Safety precautions
  22
• 6.3 Reading measured value block
  22
• 6.4 Evaluating measured value blocks at idling speed and ignition on
  23
• 6.5 Reading measured value blocks at full load/throttle
  33
• Mixture preparation, Injection
  38
• 1 Servicing Diesel direct injection system
  38
• 1.1 Servicing Diesel direct injection system
  38
• 1.2 Safety precautions
  38
• 1.3 Rules for cleanliness
  38
• 1.4 Fitting locations overview
  39
• 1.5 Servicing injection pump
  43
• 1.6 Removing and installing injection pump
  47
• 1.7 Dynamically checking and adjusting commencement of injection
  52
• 1.8 Checking injectors
  54
• 1.9 Removing and installing injectors
  55
• 1.10 Servicing injectors
  57
• 1.11 Adapting idling speed
  58
• 1.12 Identification of injection pump
  60
• 2 Checking components
  61
• 2.1 Checking components
  61
• 2.2 Checking engine speed sender
  61
• 2.3 Checking coolant temperature sender
  63
• 2.4 Checking intake air temperature sender
  66
• 2.5 Checking oil temperature sender
  70
• 2.6 Checking air mass meter
  73
• 2.7 Checking brake light switch and brake pedal switch
  77
• 2.8 Checking clutch pedal switch
  79
• 2.9 Checking needle lift sender
  80
• 2.10 Checking intake manifold pressure sender and elevation sender
  83
• 2.11 Checking intake manifold flap change-over valve
  86
• 3 Checking functions
  90
• 3.1 Checking functions
  90
• 3.2 Checking Diesel direct injection system voltage supply
  90
• 3.3 Checking data wire between engine control unit and injection pump
  92
• 3.4 Checking cut-off signal
  94
• 3.5 Checking engine speed signal
  95
• 3.6 Checking injection timing control range
  97
• 4 Replacing, coding and matching engine control unit
  98
• 4.1 Replacing, coding and matching engine control unit
  98
• 4.2 Replacing engine control unit
  98
• 4.3 Coding engine control unit
  99
• 4.4 Coding variations of engine control unit for vehicles up to 09.00
  100
• 4.5 Coding variations of engine control unit for vehicles from 10.00
  100
• 4.6 Matching engine control unit to electronic immobilizer
  101
• 5 Checking additional signals
  102
• 5.1 Checking additional signals
  102
• 5.2 Checking speed signal
  102
• 5.3 Checking signals from/to air conditioning system
  104
• 5.4 Checking engine speed signal
  106
• 5.5 Checking consumption signal
  107
• 5.6 Checking cruise control system (CCS)
  108
• 5.7 Checking data bus
  110
• Ignition system
  111
• 1 Checking glow plug system
  111
• 1.1 Checking glow plug system
  111
• 1.2 Checking glow plugs
  111