All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B1700: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B1701: Body Control Module (BCM) Malfunction - Lighting
The Body Control Module (BCM) has detected a malfunction in the vehicle's lighting system, which may cause issues with the headlights, taillights, or other exterior lights.
B1702: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the engine from starting. This code is usually caused by a faulty immobilizer module, key fob, or wiring issue.
B1703: Audio System Fault
The B1703 code indicates a fault in the audio system, which can cause issues with sound quality, volume, or functionality.
B1704: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1705: Climate Control Temperature Sensor Malfunction
The B1705 code indicates a malfunction in the climate control temperature sensor, which is responsible for monitoring the temperature of the air entering the vehicle's cabin.
B1706: Door Locks Actuator Circuit Malfunction
The B1706 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
B1707: Power Window Circuit Malfunction
The B1707 code indicates a malfunction in the power window circuit, which can cause windows to malfunction or not function at all.
B1708: Seat Switch Circuit Malfunction
The B1708 code indicates a problem with the seat switch circuit, which controls the seat's position, recline, or lumbar support. This code is often triggered by a faulty seat switch, wiring issue, or a problem with the seat's electrical system.
B1709: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B1710: Body Control Module (BCM) Security System Malfunction
The Body Control Module (BCM) has detected a security system malfunction, which may be caused by a faulty sensor, wiring issue, or software problem.
B1711: Audio System Fault
The B1711 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B1712: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1713: Climate Control Temperature Sensor Circuit Malfunction
The B1713 code indicates a malfunction in the climate control temperature sensor circuit, which can cause issues with the air conditioning and heating systems.
B1714: Door Locks Actuator Circuit Malfunction
The B1714 code indicates a malfunction in the door locks actuator circuit, which may cause the doors to malfunction or not lock/unlock properly.
B1715: Power Window Regulator Malfunction
The power window regulator is malfunctioning, preventing the window from moving properly.
B1716: Seat Switch Circuit Malfunction
The seat switch circuit has malfunctioned, preventing the seat from functioning properly. This code is typically set when the seat switch circuit is open or shorted.
B1717: Malfunction Indicator Lamp (MIL) Circuit Malfunction
The B1717 code indicates a malfunction in the Malfunction Indicator Lamp (MIL) circuit, which is responsible for illuminating the 'Check Engine' light on the dashboard.
B1718: Body System Security Malfunction
The B1718 code indicates a malfunction in the vehicle's security system, which may cause issues with door locks, alarm systems, or other security-related functions.
B1719: Audio System Malfunction
The B1719 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1720: Airbag System Fault
The airbag system has detected a fault, which may be related to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1721: Climate Control Actuator Malfunction
The B1721 code indicates a malfunction in the climate control actuator, which regulates the flow of air and temperature in the vehicle's cabin.
B1722: Door Locks Actuator Circuit Malfunction
The B1722 code indicates a malfunction in the door locks actuator circuit, which controls the locking and unlocking of the doors. This can cause issues with door lock functionality, such as doors not locking or unlocking properly.
B1723: Power Window Regulator Malfunction
The power window regulator has failed, preventing the window from moving up or down properly.
B1724: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately monitoring the seat's position and movement.
B1725: Body System Code - Malfunctioning Headlight or Taillight
This code indicates a problem with the headlight or taillight circuit, such as a faulty bulb, wiring issue, or relay malfunction.
B1726: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the engine from starting. This code is typically set when the immobilizer system is not functioning correctly, preventing the engine from starting.
B1727: Audio System Fault
The B1727 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B1728: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1729: Climate Control System Malfunction
This code indicates a malfunction in the climate control system, possibly due to a faulty temperature sensor, faulty blower motor, or a problem with the climate control module.
B1730: Door Locks Actuator Malfunction
The B1730 code indicates a malfunction in the door lock actuator, which may cause the door locks to malfunction or not function at all.
B1731: Power Window Circuit Malfunction
The B1731 code indicates a problem with the power window circuit, which may cause one or more windows to malfunction or not function at all.
B1732: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately monitoring the seat's position and movement.
B1733: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B1734: Body System Security Malfunction
The B1734 code indicates a malfunction in the vehicle's security system, which may cause issues with door locks, alarm systems, or other security-related functions.
B1735: Audio System Malfunction
The B1735 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1736: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1737: Climate Control Actuator Malfunction
The B1737 code indicates a malfunction in the climate control actuator, which regulates the flow of air and temperature in the vehicle's cabin.
B1738: Door Locks Actuator Malfunction
The B1738 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B1739: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B1740: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B1741: Body System Code - Lighting Malfunction
This code indicates a malfunction in the vehicle's lighting system, such as a faulty headlight, taillight, or brake light.
B1742: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting. This code is usually triggered by a faulty immobilizer module, key fob, or wiring issue.
B1743: Audio System Fault
The B1743 code indicates a fault in the audio system, likely due to a malfunctioning amplifier, speaker, or wiring issue.
B1744: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1745: Climate Control Fan Motor Fault
The B1745 code indicates a fault in the climate control fan motor circuit, which may cause the fan to malfunction or not function at all.
B1746: Door Locks Actuator Malfunction
The B1746 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B1747: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B1748: Seat Switch Circuit Malfunction
The seat switch circuit has malfunctioned, preventing the seat from functioning properly. This code is typically set when the seat switch circuit is open or shorted.
B1749: Turn Signal Lamp Malfunction
The B1749 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.