Engine Electrical System - Repair -- M4 (F82 & F83)

• 12 00 Engine Electrical System
  • Instructions for removal and replacement of control units
  • Notes on starting assistance
• 12 12 Spark Plugs
  • Remove and install/replace all spark plugs (S55 engine)
• 12 13 Ignition Coils
  • Replacing ignition coils (S55 engine)
• 12 14 Engine Control Module And Sensors
  • Replacing crankshaft pulse sensor (S55 engine)
  • Replacing pulse sensor on intake camshaft (S55 engine)
  • Replacing pulse sensor on exhaust camshaft (S55 engine)
  • Replacing control unit (DME) (S55 engine)
  • Removing/replacing knock sensors (S55 engine)
  • Replace pressure sensor on charge air cooler (S55 engine)
  • Replacing pressure sensor on intake plenum (S55 engine)
  • Coding the control unit (DME/DDE)
  • Programming the control unit (DME/DDE)
• 12 31 Alternator
  • Removing and installing or replacing alternator (S55 engine)
• 12 41 Starter Motor
  • Removing and installing/replacing starter motor (S55 engine)
  • Replacing the engagement solenoid switch (S55 engine)
• 12 42 Starter Cables
  • Replacing positive battery cable between starter motor, alternator and positive battery connection point (S55 engine)
  • Replacing the safety battery terminal (SBK)
• 12 51 Engine Wiring Harness
  • Removing and installing/replacing wiring harness section for engine sensor system module 1 (S55 engine)
  • Removing and installing/replacing wiring harness section for the transmission module (S55 engine)
    • Notes
    • 23... Universal BMW transmission support
  • Replacing wiring loom section for ignition and injectors (S55 engine)
  • Replacing wiring harness section for Valvetronic servomotor (S55 engine)
  • Removing and installing/replacing wiring harness section for engine sensor system module 2 (S55 engine)
• 12 61 Oil Pressure Switch, Oil Level Sensor
  • Removing and installing/replacing oil pressure switch (S55 engine)
  • Removing and installing/replacing oil level sensor for engine oil (S55 engine)