BMW logo

BMW, 1 Series Common Issues

  1. Loose or corroded battery terminal connections
  2. Faulty oxygen sensor
  3. Clogged or dirty mass airflow (MAF) sensor
  4. Spark plug fouling due to fuel quality
  5. Coolant leaks around the cylinder head gaskets
  6. Issues with the automatic transmission solenoid pack
  7. Faulty VANOS solenoids and/or actuator
  8. Problems with the 3G DSC system (2009-2011 models)
  9. Rear main seal failure on N46 engines
  10. Issues with the EGR valve stuck open or closed
  11. Intake manifold pressure sensor issues
  12. Faulty coolant temperature sensor
  13. Crankshaft position sensor problems
  14. Ignition coil faults
  15. Fuel pump failure due to low-quality fuel
  16. Transmission clutch master cylinder failure
  17. Faulty PCV (Positive Crankcase Ventilation) system
  18. Engine stall issues with faulty engine control module (ECM)
  19. Fuel injector clogging or sticking
  20. Issues with the DRL (Daytime Running Light) module
  21. ABS sensor faults
  22. Rear differential bearing failure on F20 engines
  23. Faulty brake master cylinder
  24. Airbag light illumination due to faulty airbag computer
  25. Headlight and taillight issues due to faulty connector or wiring
© Copyright autodrivershub.com