Engine Electrical System - Repair - R57 (N12)

• Troubleshooting
  • 61 20... Battery replacement information
  • 61 13... Butt connector for repairing a plug connection
  • 61 00... Instructions for disconnecting and connecting battery
  • 12 00... Instructions for disconnecting and connecting battery
  • 61 13... Instructions for opening contacts and locks of different plug contact systems
    • Notes
    • Repair instructions for opening plug housings and removing contacts of different plug systems
      • Plug system D 1.5/D 2.5
  • 12 00... Instructions for working on the ignition system
  • 12 13 Notes on checking ignition system
  • 61 00... Notes on handling wiring harnesses and cables
  • 12 00... Notes/information on removing and installing control units
  • 12 00... Notes/information on start assistance (jump starting)
    • Notes
    • Preparation
    • Operation
  • 00 Safety information for working on vehicles with automatic engine start-stop function (MSA)
    • Notes
    • Observe safety precautions when working on MSA vehicles
    • MSA function is deactivated by
    • When working with diagnosis tools
• Ignition Wires, Spark Plugs
  • 12 12 011 Replacing all spark plugs (N12, N14, N16, N18)
• Ignition Coil
  • 12 13 Notes on checking ignition system
  • 12 13 511 Replacing ignition coils (N12, N16)
• Electronic Switching Or Control Units
  • 12 14 700 Coding control module (DME/DDE)
  • 12 14 705 Programming control unit (DME/DDE)
  • 12 14 524 Replace pulse sensor on exhaust camshaft (N12, N16)
  • 12 14 550 Replace the control unit (DME) (N12, N14, N16, N18)
  • 12 14 600 Replace the knock sensor (N12, N14, N16, N18)
  • 12 63 520 Replacing DME master relay (N12, N14)
  • 12 14 521 Replacing crankshaft pulse sensor (N12, N14, N16, N18)
  • 12 14 523 Replacing pulse sensor on intake camshaft (N12, N16)
• Alternator With Drive And Mounting
  • 12 31 009 Checking alternator (BSD)
  • 12 31 020 Removing and installing or replacing alternator (N12, N14, N16, N18)
  • 12 31... Replacing alternator belt pulley (with overrunning clutch)
• Regulator
  • 12 32 501 Replacing the voltage regulator for the alternator (N12, N14, N16, N18)
• Starter With Mounting
  • 12 41 020 Removing and installing/replacing starter motor (N12, N14, N16, N18)
  • 12 41 041 Replacing solenoid switch
    • Turn off ignition
      • Remove starter motor
• Starter Lead
  • 12 42 500 Replacing the positive battery cable between the starter motor, alternator and positive battery connection point (N12, N16)
• Engine Wiring Loom
  • 12 51 001 Replacing wiring harness section for engine (N12)
• Oil Pressure, Oil Temperature, Oil Gauge
  • 12 61 280 Removing and installing/replacing oil pressure sensor (N12)
• Coolant Temperature
  • 12 62 500 Replacing coolant temperature sensor (N12)
• Switches And Relays
  • 12 63 520 Replacing DME master relay (N12, N14)