Engine Electrical System -- Repair X2 (F39)

• 12 00 Engine Electrical System
  • Instructions for removal and replacement of control units (X2 2018-2023)
  • Notes on starting assistance (X2 2018-2023)
• 12 12 Ignition Wire, Spark Plugs
  • 12 12 011 Removing and installing/replacing all spark plugs (X2 2018-2023)
    • Removing all spark plugs
    • Installing all spark plugs
  • 12 12 011 Removing and installing/replacing all spark plugs (X2 M35i 2019-2022)
    • Removing all spark plugs
    • Installing all spark plugs
• 12 13 Ignition Coil
  • 12 13 511 Replacing an ignition coil (after vehicle diagnosis) (X2 2018-2023)
    • Remove ignition coils
    • Installing the ignition coils
  • 12 13 511 Replacing an ignition coil (after vehicle diagnosis) (X2 M35i 2019-2022)
    • Remove ignition coils
    • Installing the ignition coils
• 12 14 Electronic Switching Or Control Units
  • 12 14 521 Replacing crankshaft pulse sensor (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
  • 12 14 523 Replacing the camshaft position sensor (pulse sensor) of the intake camshaft (after vehicle diagnosis) (X2 2018-2023)
    • Remove intake camshaft sensor
    • Prepare the camshaft position sensor
    • Installing intake camshaft sensor
  • 12 14 524 Replacing the camshaft position sensor (pulse sensor) of the exhaust camshaft (after vehicle diagnosis) (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
    • Remove exhaust camshaft sensor
    • Prepare the camshaft position sensor
    • Install exhaust camshaft sensor
  • 12 14 550 Replacing the control unit of the Digital Motor Electronics (After vehicle diagnosis) (X2 2018-2023)
    • Removing the DME control unit
    • Installing the DME control unit
  • 12 14 602 Replacing knock sensor (after vehicle diagnosis) (cyl. 1-2) (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
    • Removing the knock sensor of cylinders 1 to 2
    • Installing the knock sensor at cylinders 1 to 2
  • 12 14 604 Replacing knock sensor (after vehicle diagnosis) (cyl. 3-4) (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
  • Programming the control unit (DME/DDE) (X2 2018-2023)
  • Replace crankshaft sensor (after vehicle diagnosis) (X2 M35i 2019-2022)
    • Removing the crankshaft sensor
    • Installing the crankshaft sensor
  • 12 14 524 Replacing the exhaust camshaft position sensor (after vehicle diagnosis) (X2 M35i 2019-2022)
    • Remove the exhaust camshaft sensor
    • Prepare the camshaft position sensor
    • Install the exhaust camshaft sensor
  • 12 14 602 Replacing knock sensor (after vehicle diagnosis) (cyl. 1-2) (X2 M35i 2019-2022)
    • Removing the knock sensor of cylinders 1 to 2
    • Installing the knock sensor at cylinders 1 to 2
  • 12 14 604 Replacing knock sensor (after vehicle diagnosis) (cyl. 3-4) (X2 M35i 2019-2022)
    • Removing the knock sensor of cylinders 3 to 4
    • Installing the knock sensor at cylinders 3 to 4
• 12 31 Alternator With Drive And Attachment
  • 12 31 020 Removing and installing/replacing alternator (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
    • Removing the alternator
    • Replacing the alternator
    • Install alternator
  • 12 31 020 Removing and installing/replacing alternator (X2 M35i 2019-2022)
    • Removing the alternator
    • Replacing the alternator
    • Install alternator
• 12 41 Starter With Attachment
  • 12 14 020 Removing and installing/replacing starter motor (X2 2018-2023)
    • Removing starter motor
    • Installing starter motor
  • 12 41 041 Replacing the engagement solenoid switch (X2 2018-2023)
• 12 42 Starter Line
  • 12 42 500 Removing and installing/replacing the positive battery cable (after vehicle diagnosis) (X2 2018-2023)
    • Removing positive battery cable from vehicle battery for starter motor
    • Installing the positive battery cable from the battery to the starter
• 12 51 Engine Wiring Harness
  • 12 51 210 Replacing the wiring harness section for injectors and ignition coils (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
    • Removing wiring harness section for injectors and ignition coils
    • Install the wiring harness section for the injectors and ignition coils
  • 12 51 215 Replacing wiring harness section for Valvetronic actuator (X2 2018-2023)
    • Remove the wiring harness section for the Valvetronic servomotor
    • Install the wiring harness section for the Valvetronic servomotor
  • 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
    • Removing the engine wiring harness for sensor system 1
    • Installing the engine wiring harness for the sensor system 1
  • 12 51 240 Remove and install/replace Module 2, sensor system engine wiring (X2 sDrive 28i 2018-2023, X2 xDrive 28i 2018-2023)
    • Removing engine wiring harness for sensor system 2
    • Installing the engine wiring harness for sensor system 2
  • 12 51 210 Replacing the wiring harness section for injectors and ignition coils (X2 M35i 2019-2022)
    • Removing wiring harness section for injectors and ignition coils
    • Install the wiring harness section for the injectors and ignition coils
  • 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (X2 M35i 2019-2022)
    • Removing the engine wiring harness for sensor system 1
    • Installing the engine wiring harness for the sensor system 1
  • 12 51 240 Remove and install/replace Module 2, sensor system engine wiring (X2 M35i 2019-2022)
    • Removing engine wiring harness for sensor system 2
    • Installing the engine wiring harness for sensor system 2
• 12 61 Oil Pressure, Oil Temp, Oil Level Check
  • 12 61 280 Removing and installing/replacing oil pressure switch (X2 2018-2023)
    • Removing the oil pressure switch
    • Installing the oil pressure switch
  • Replacing engine oil level sensor (X2 2018-2023)
    • Remove oil level sensor for engine oil
    • Install oil level sensor for engine oil
• 12 63 Switch And Relay
  • 12 63 586 Replacing power distribution box (after vehicle diagnosis) (X2 2018-2023)
    • Remove the integrated power supply module (PDM)
    • Install the integrated power supply module (PDM)
• 12 90 E-Box
  • 12 90 150 Remove and install/replace control unit box (X2 2018-2023)
    • Remove E-box
    • For replacement: Remount DDE control unit and the integrated supply module (PDM)
    • Install E-box