Mono Motronic injection and ignition system

Chapter overview

• Self diagnosis
  1
• 1 Self diagnosis
  1
• 1.1 Self diagnosis
  1
• 1.2 Function
  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
• 1.5 Interrogating fault memory
  3
• 1.6 Fault table
  4
• 1.7 Erasing fault memory
  6
• 1.8 Final control diagnosis
  7
• 1.9 Erasing values learnt by engine electronics control unit
  10
• 1.10 Read measured value block and basic settings
  11
• 1.11 Display group overview
  11
• Mixture preparation, Injection
  15
• 1 Mono-Motronic injection and ignition system
  15
• 1.1 Mono-Motronic injection and ignition system
  15
• 1.2 Fitting locations overview
  15
• 1.3 Servicing injection part
  17
• 1.4 Dismantling and assembling intake manifold
  23
• 1.5 Dismantling and assembling air cleaner
  24
• 1.6 Servicing injection unit
  26
• 1.7 Safety precautions
  31
• 1.8 Rules for cleanliness
  31
• 1.9 Technical data
  32
• 1.10 Idling speed check
  32
• 1.11 Checking Lambda probe and Lambda control
  33
• 1.12 Checking Lambda probe heating
  36
• 1.13 Checking engine operating mode
  36
• 1.14 Checking throttle valve positioner
  38
• 1.15 Checking and adjusting idling switch
  40
• 1.16 Checking sender for throttle valve positioner
  43
• 1.17 Checking throttle valve potentiometer
  44
• 1.18 Checking coolant temperature sender
  46
• 1.19 Checking intake air temperature sender
  48
• 1.20 Checking injector
  51
• 1.21 Checking speed signal
  53
• 1.22 Checking control unit voltage supply
  54
• 1.23 Checking air conditioner and air conditioner compressor signals
  55
• 1.24 Matching engine electronic control unit to electronic immobilizer
  57
• 1.25 Adapting idling speed
  58
• 1.26 Checking fuel pressure regulator and holding pressure
  59
• 1.27 Checking intake air system for leaks (unmetered air)
  61
• 1.28 Checking intake air preheating
  62
• 1.29 Wire routing engine wiring loom
  63
• Ignition system
  65
• 1 Mono-Motronic injection and ignition system
  65
• 1.1 Mono-Motronic injection and ignition system
  65
• 1.2 Servicing ignition part
  65
• 1.3 Dismantling and assembling distributor
  69
• 1.4 Safety precautions
  70
• 1.5 Adjustment data, Spark plugs
  70
• 1.6 Checking and adjusting ignition timing
  70
• 1.7 Checking ignition timing control
  72
• 1.8 Checking Hall sender
  72
• 1.9 Checking ignition transformer
  73
• 1.10 Checking ignition transformer output stage
  74
• 1.11 Checking knock sensor
  76