Diagnostic Trouble Codes (DTC) that BMW

  Diagnostic Trouble Codes (DTC) that BMW owners may encounter. Please note that the frequency of specific codes can vary over time, and the following list is not exhaustive:

1. P0300 - Random/Multiple Cylinder Misfire Detected

2. P0171 - System Too Lean (Bank 1)

3. P0174 - System Too Lean (Bank 2)

4. P0420 - Catalyst System Efficiency Below Threshold (Bank 1)

5. P0430 - Catalyst System Efficiency Below Threshold (Bank 2)

6. P0455 - Evaporative Emission System Leak Detected (Large Leak)

7. P0442 - Evaporative Emission System Leak Detected (Small Leak)

8. P0301 - Cylinder 1 Misfire Detected

9. P0302 - Cylinder 2 Misfire Detected

10. P0303 - Cylinder 3 Misfire Detected

11. P0304 - Cylinder 4 Misfire Detected

12. P0305 - Cylinder 5 Misfire Detected

13. P0306 - Cylinder 6 Misfire Detected

14. P0307 - Cylinder 7 Misfire Detected

15. P0308 - Cylinder 8 Misfire Detected

16. P2187 - System Too Lean at Idle (Bank 1)

17. P2189 - System Too Lean at Idle (Bank 2)

18. P0012 - "A" Camshaft Position - Timing Over-Retarded (Bank 1)

19. P0015 - "B" Camshaft Position - Timing Over-Retarded (Bank 1)

20. P0016 - Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)

21. P0017 - Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)

22. P0019 - Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)

23. P0020 - "A" Camshaft Position - Actuator Circuit (Bank 2)

24. P0022 - "A" Camshaft Position - Timing Over-Retarded (Bank 2)

25. P0030 - HO2S Heater Control Circuit (Bank 1 Sensor 1)

26. P0031 - HO2S Heater Control Circuit Low (Bank 1 Sensor 1)

27. P0032 - HO2S Heater Control Circuit High (Bank 1 Sensor 1)

28. P0050 - HO2S Heater Control Circuit (Bank 2 Sensor 1)

29. P0051 - HO2S Heater Control Circuit Low (Bank 2 Sensor 1)

30. P0052 - HO2S Heater Control Circuit High (Bank 2 Sensor 1)

31. P0056 - HO2S Heater Control Circuit (Bank 2 Sensor 2)

32. P0057 - HO2S Heater Control Circuit Low (Bank 2 Sensor 2)

33. P0058 - HO2S Heater Control Circuit High (Bank 2 Sensor 2)

34. P0068 - Manifold Absolute Pressure (MAP) Sensor/Barometric Pressure (BARO) Sensor Range/Performance Problem

35. P0070 - Ambient Air Temperature Sensor Circuit

36. P0071 - Ambient Air Temperature Sensor Range/Performance

37. P0072 - Ambient Air Temperature Sensor Circuit Low Input

38. P0073 - Ambient Air Temperature Sensor Circuit High Input

39. P0100 - Mass or Volume Air Flow Circuit Malfunction

40. P0101 - Mass or Volume Air Flow Circuit Range/Performance Problem

41. P0102 - Mass or Volume Air Flow Circuit Low Input

42. P0103 - Mass or Volume Air Flow Circuit High Input

43. P0106 - Manifold Absolute Pressure (MAP) Sensor Barometric Pressure (BARO) Sensor Range/Performance Problem

44. P0116 - Engine Coolant Temperature Circuit Range/Performance Problem

45. P0117 - Engine Coolant Temperature Circuit Low Input

46. P0118 - Engine Coolant Temperature Circuit High Input

47. P0122 - Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input

48. P0123 - Throttle/Pedal Position Sensor/Switch "A" Circuit High Input

49. P0130 - O2 Sensor Circuit Malfunction (Bank 1 Sensor 1)

50. P0131 - O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)