CarFaultIQ

OBD-II Code Decoder

Search the licensed P, B, C, and U reference library by code, definition, system, or manufacturer. Reference-only results are not a complete diagnosis.

  • 12,128 OBD-II codes
  • 18,805 reference definitions
  • 16,185 publicly searchable across 10,181 codes

Review-withheld definitions are excluded; lookup records are not published diagnostic pages.

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Matching definitions: 301 · Unique codes: 300.

Code Meaning System Scope Manufacturer Severity
B3A29 Active Aerodynamic Feature Control Module B Power Mode Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A2A Active Aerodynamic Feature Control Module B Power Mode Circuit/Open Body Generic Not manufacturer-specific Not classified
B3A2B Active Aerodynamic Feature Control Module B Power Mode Circuit Performance Body Generic Not manufacturer-specific Not classified
B3A2C Active Aerodynamic Feature Control Module C Power Mode Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A2D Active Aerodynamic Feature Control Module C Power Mode Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A2E Active Aerodynamic Feature Control Module C Power Mode Circuit/Open Body Generic Not manufacturer-specific Not classified
B3A2F Active Aerodynamic Feature Control Module C Power Mode Circuit Performance Body Generic Not manufacturer-specific Not classified
B3A30 Active Aerodynamic Feature Control Module D Power Mode Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A31 Active Aerodynamic Feature Control Module D Power Mode Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A32 Active Aerodynamic Feature Control Module D Power Mode Circuit/Open Body Generic Not manufacturer-specific Not classified
B3A33 Active Aerodynamic Feature Control Module D Power Mode Circuit Performance Body Generic Not manufacturer-specific Not classified
B3A34 Active Aerodynamic Feature A Actuator Position Sensor Not Learned Body Generic Not manufacturer-specific Not classified
B3A35 Active Aerodynamic Feature A Actuator Performance Body Generic Not manufacturer-specific Not classified
B3A36 Active Aerodynamic Feature A Actuator Temperature Not Plausible Body Generic Not manufacturer-specific Not classified
B3A37 Active Aerodynamic Feature A Actuator Temperature Too High Body Generic Not manufacturer-specific Not classified
B3A38 Active Aerodynamic Feature A Actuator Temperature Too Low Body Generic Not manufacturer-specific Not classified
B3A39 Active Aerodynamic Feature A Position Not Plausible Body Generic Not manufacturer-specific Not classified
B3A3A Active Aerodynamic Feature A Position Sensor 1 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A3B Active Aerodynamic Feature A Position Sensor 1 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A3C Active Aerodynamic Feature A Position Sensor 2 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A3D Active Aerodynamic Feature A Position Sensor 2 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A3E Active Aerodynamic Feature B Actuator Performance Body Generic Not manufacturer-specific Not classified
B3A3F Active Aerodynamic Feature B Actuator Position Sensor Not Learned Body Generic Not manufacturer-specific Not classified
B3A40 Active Aerodynamic Feature B Actuator Temperature Not Plausible Body Generic Not manufacturer-specific Not classified
B3A41 Active Aerodynamic Feature B Actuator Temperature Too High Body Generic Not manufacturer-specific Not classified
B3A42 Active Aerodynamic Feature B Actuator Temperature Too Low Body Generic Not manufacturer-specific Not classified
B3A43 Active Aerodynamic Feature B Position Not Plausible Body Generic Not manufacturer-specific Not classified
B3A44 Active Aerodynamic Feature B Position Sensor 1 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A45 Active Aerodynamic Feature B Position Sensor 1 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A46 Active Aerodynamic Feature B Position Sensor 2 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A47 Active Aerodynamic Feature B Position Sensor 2 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A48 Active Aerodynamic Feature C Actuator Performance Body Generic Not manufacturer-specific Not classified
B3A49 Active Aerodynamic Feature C Actuator Position Sensor Not Learned Body Generic Not manufacturer-specific Not classified
B3A4A Active Aerodynamic Feature C Actuator Temperature Not Plausible Body Generic Not manufacturer-specific Not classified
B3A4B Active Aerodynamic Feature C Actuator Temperature Too High Body Generic Not manufacturer-specific Not classified
B3A4C Active Aerodynamic Feature C Actuator Temperature Too Low Body Generic Not manufacturer-specific Not classified
B3A4D Active Aerodynamic Feature C Position Not Plausible Body Generic Not manufacturer-specific Not classified
B3A4E Active Aerodynamic Feature C Position Sensor 1 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A4F Active Aerodynamic Feature C Position Sensor 1 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A50 Active Aerodynamic Feature C Position Sensor 2 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A51 Active Aerodynamic Feature C Position Sensor 2 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A52 Active Aerodynamic Feature D Actuator Performance Body Generic Not manufacturer-specific Not classified
B3A53 Active Aerodynamic Feature D Actuator Position Sensor Not Learned Body Generic Not manufacturer-specific Not classified
B3A54 Active Aerodynamic Feature D Actuator Temperature Not Plausible Body Generic Not manufacturer-specific Not classified
B3A55 Active Aerodynamic Feature D Actuator Temperature Too High Body Generic Not manufacturer-specific Not classified
B3A56 Active Aerodynamic Feature D Actuator Temperature Too Low Body Generic Not manufacturer-specific Not classified
B3A57 Active Aerodynamic Feature D Position Not Plausible Body Generic Not manufacturer-specific Not classified
B3A58 Active Aerodynamic Feature D Position Sensor 1 Circuit High Voltage Body Generic Not manufacturer-specific Not classified
B3A59 Active Aerodynamic Feature D Position Sensor 1 Circuit Low Voltage Body Generic Not manufacturer-specific Not classified
B3A5A Active Aerodynamic Feature D Position Sensor 2 Circuit High Voltage Body Generic Not manufacturer-specific Not classified