All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B0200: Airbag System Malfunction
The airbag system has malfunctioned, preventing the airbags from deploying in the event of a crash or triggering false deployments.
B0201: Climate Control Air Temperature Sensor Circuit Malfunction
The B0201 code indicates a malfunction in the climate control air temperature sensor circuit, which can cause the air temperature display to malfunction or not function at all.
B0202: Door Locks Actuator Circuit Malfunction
The B0202 code indicates a malfunction in the door locks actuator circuit, which prevents the door locks from functioning properly.
B0203: Power Window Regulator Malfunction
The power window regulator has failed, preventing the window from moving up or down properly.
B0204: Seat Switch Circuit Malfunction
The B0204 code indicates a malfunction in the seat switch circuit, which controls the seat's position, recline, or lumbar support functions.
B0205: Low Beam Headlight Relay Circuit Malfunction
The B0205 code indicates a malfunction in the low beam headlight relay circuit, which controls the low beam headlights. This can cause the low beam headlights to malfunction or not function at all.
B0206: Immobilizer System Malfunction
The immobilizer system has malfunctioned, preventing the vehicle from starting or running. This code is often related to issues with the immobilizer key fob, antenna, or system wiring.
B0207: Audio System Malfunction
The B0207 code indicates a malfunction in the audio system, which may cause issues with sound quality, volume, or functionality.
B0208: Airbag System Fault
The B0208 code indicates a fault in the airbag system, possibly due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B0209: Climate Control Temperature Sensor Malfunction
The B0209 code indicates a malfunction in the climate control temperature sensor, which is responsible for monitoring the temperature of the air being blown through the vents. This can cause the air to be either too hot or too cold, leading to discomfort for the driver and passengers.
B0210: Door Locks Malfunction
The B0210 code indicates a malfunction in the door lock system, which can cause issues with locking or unlocking doors.
B0211: Power Window Circuit Malfunction
The B0211 code indicates a problem with the power window circuit, which can cause the windows to malfunction or not function at all.
B0212: Seat Adjustment Motor Malfunction
This code indicates a problem with the seat adjustment motor, which controls the movement of the seat. The motor may be faulty or stuck, preventing the seat from adjusting properly.
B0213: Turn Signal/Hazard Light Malfunction
The B0213 code indicates a problem with the turn signal or hazard light system, which may be caused by a faulty switch, wiring issue, or a problem with the light itself.
B0214: 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.
B0215: Audio System Fault
The B0215 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B0216: Airbag System Circuit Malfunction
This code indicates a malfunction in the airbag system circuit, which can prevent the airbags from deploying in the event of a crash.
B0217: Climate Control Temperature Sensor Malfunction
The B0217 code indicates a malfunction in the climate control temperature sensor, which can cause issues with the air conditioning and heating systems.
B0218: Door Locks Actuator Circuit Malfunction
The B0218 code indicates a malfunction in the door locks actuator circuit, which prevents the door locks from functioning properly.
B0219: Power Window Circuit Malfunction
The B0219 code indicates a malfunction in the power window circuit, which can cause windows to malfunction or not function at all.
B0220: Seat Position Sensor Circuit Malfunction
The B0220 code indicates a malfunction in the seat position sensor circuit, which is responsible for monitoring the position and movement of the vehicle's seats.
B0221: Low Beam Headlight Relay Circuit Malfunction
The B0221 code indicates a problem with the low beam headlight relay circuit, which controls the low beam headlights. This can cause the headlights to malfunction or not function at all.
B0222: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting. This code is typically set when the immobilizer system is not functioning correctly, preventing the vehicle from being started.
B0223: Audio System Failure
The B0223 code indicates a malfunction in the audio system, such as a failed amplifier, speaker, or wiring issue.
B0224: Airbag System Malfunction
This code indicates a malfunction in the airbag system, which may prevent the airbags from deploying in the event of a crash.
B0225: Climate Control Fan Motor Malfunction
The B0225 code indicates a malfunction in the climate control fan motor, which may cause issues with air flow and temperature regulation.
B0226: Door Locks Malfunction
This code indicates a malfunction in the door lock system, likely due to a faulty door lock actuator, wiring issue, or faulty body control module.
B0227: Window Regulator Malfunction
The B0227 code indicates a problem with the window regulator, which controls the movement of the window up and down. This can cause the window to malfunction, fail to move, or move erratically.
B0228: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the seat from moving properly or triggering the airbag system.
B0229: Headlight High Beam Relay Circuit Malfunction
The B0229 code indicates a malfunction in the headlight high beam relay circuit, which controls the switching between low and high beam headlights.
B0230: Body System Security Malfunction
The B0230 code indicates a malfunction in the body system's security functionality, which may prevent the vehicle from starting or limit its functionality.
B0231: Audio System Malfunction
This code indicates a malfunction in the audio system, such as no sound or distorted sound, caused by a faulty amplifier, speaker, or wiring issue.
B0232: Airbag System Fault
The airbag system has detected a fault in the passenger seat occupancy sensor, which may prevent the airbag from deploying correctly in the event of a crash.
B0233: Climate Control Blower Motor Resistor Fault
The B0233 code indicates a fault in the climate control blower motor resistor, which regulates the blower motor speed. This fault can cause issues with the air conditioning and heating systems.
B0234: Door Locks Malfunction
The B0234 code indicates a malfunction in the door lock system, which can cause issues with locking and unlocking the doors.
B0235: Power Window Circuit Malfunction
The B0235 code indicates a problem with the power window circuit, which may cause the windows to malfunction or not function at all.
B0236: Seat Switch Circuit Malfunction
The B0236 code indicates a malfunction in the seat switch circuit, which controls the seat's position, recline, or lumbar support. This can cause issues with seat adjustment, warning lights on the dashboard, or even prevent the seat from moving.
B0237: Turn Signal Lamp Malfunction
The B0237 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.
B0238: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the engine from starting. This code is typically set when the key fob battery is weak or the immobilizer system is faulty.
B0239: Audio System Malfunction
This code indicates a malfunction in the audio system, such as a faulty amplifier, speaker, or wiring issue.
B0240: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B0241: Climate Control Blower Motor Malfunction
The B0241 code indicates a malfunction in the climate control blower motor, which may cause the air conditioning and heating system to malfunction or not function at all.
B0242: Door Lock Actuator Circuit Malfunction
The Body Control Module (BCM) has detected a malfunction in the door lock actuator circuit, preventing proper door lock operation.
B0243: Power Window Regulator Circuit Malfunction
The power window regulator circuit has malfunctioned, preventing the window from moving properly. This code is typically set when the window is stuck or not moving at all.
B0244: Seat Switch Circuit Malfunction
The B0244 code indicates a malfunction in the seat switch circuit, which controls the position and function of the vehicle's seats. This can cause issues with seat movement, locking, or unlocking.
B0245: Exterior Lighting Malfunction
The B0245 code indicates a problem with the exterior lighting system, such as the headlights, taillights, or turn signals, which may be malfunctioning or not functioning properly.
B0246: Immobilizer System Malfunction
The immobilizer system has malfunctioned, preventing the vehicle from starting or running. This code indicates a problem with the immobilizer system's communication with the engine control module.
B0247: Audio System Failure
The B0247 code indicates a malfunction in the audio system, such as no sound or distorted sound, due to a faulty amplifier, speaker, or wiring issue.
B0248: Airbag System - Deployment Sensor Circuit Malfunction
The airbag system has detected a malfunction in the deployment sensor circuit, which may prevent the airbags from deploying properly in the event of a crash.
B0249: Climate Control Temperature Sensor Malfunction
The climate control system has detected a malfunction in the temperature sensor, which is used to regulate the air temperature in the vehicle.