Engine Electrical System - Repair

• Troubleshooting
  • 12 00 Contents of Engine Electrical System General
  • 12 00... Instructions for disconnecting and connecting battery
  • 12 13 Notes on checking ignition system
• Ignition Wires, Spark Plugs
  • 12 12 011 Replacing all spark plugs
• Ignition Coil
  • 12 13 Notes on checking ignition system
  • 12 13... Checking secondary signal for stationary ignition distribution
  • 12 13... Normal oscillogram (M, S, W engines only)
  • 12 13 009 Checking rod-type ignition coils (M54)
  • 12 13 511 Replacing ignition coils (M54)
• Electronic Switching Or Control Unit
  • 12 14 521 Replacing pulse generator on crankshaft (M54/M56)
  • 12 14 523 Replacing pulse generator on inlet camshaft (M52TU / M54 / M56)
  • 12 14 524 Replacing pulse generator on exhaust camshaft (M52TU, M54, M56)
  • 12 14 600 Replacing knock sensor (M52TU, M54,M56)
  • 12 14 700 Coding control module (DME)
  • 12 14 705 Programming control unit (DME)
• Alternator with Drive and Mount
  • 12 31... Replacing alternator belt pulley
  • 12 31 009 Checking alternator (BSD)
  • 12 31 009 Checking alternator and regulator switch
  • 12 31 020 Removing and installing or replacing alternator (M54)
• Starter with Mounting
  • 12 41 020 Removing and installing/replacing starter motor (M54)
  • 12 41 041 Replacing solenoid switch
• Starter Lead
  • 12 42 540 Replacing safety battery terminal (SBK)
• Engine Wiring Loom
  • 12 51 001 Replacing wiring harness section for engine (M54)
  • 12 51 100 Replacing wiring harness section for ignition coils (M54)
• Oil Pressure/Oil Temperature Gauge
  • 12 61 250 Removing and installing/replacing oil temperature sensor (M54)
  • 12 61 280 Removing and installing/replacing oil pressure sensor (M54)
  • 12 61 285 Replacing level switch for engine oil
  • 12 61 285 Replacing oil level sensor
• Electrical Box
  • 12 90 100 Replacing fan for electronics box