All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B3100: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position, which can cause issues with seat adjustments and potentially affect airbag deployment.
B3101: 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.
B3102: 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 vehicle from starting.
B3103: Audio System Fault
The B3103 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B3104: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B3105: Climate Control Fan Motor Malfunction
This code indicates a malfunction in the climate control fan motor, which may cause issues with air circulation and temperature regulation.
B3106: Door Locks Actuator Malfunction
The B3106 code indicates a malfunction in the door lock actuator, which may cause the doors to malfunction or not lock/unlock properly.
B3107: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B3108: Seat Switch Circuit Malfunction
The B3108 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.
B3109: Body Control Module (BCM) Malfunction - Lighting
The Body Control Module (BCM) has detected a malfunction in the vehicle's lighting system, which may be due to a faulty sensor, wiring issue, or a problem with the BCM itself.
B3110: 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.
B3111: Audio System Malfunction
The B3111 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B3112: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B3113: Climate Control Blower Motor Fault
The B3113 code indicates a fault in the climate control blower motor circuit, which may cause issues with air flow and temperature regulation.
B3114: Door Locks Actuator Malfunction
The B3114 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B3115: Power Window Regulator Malfunction
The power window regulator is malfunctioning, preventing the window from moving up or down properly.
B3116: 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.
B3117: Turn Signal Lamp Malfunction
The B3117 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signal lights to malfunction or not function at all.
B3118: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting or running. This code is typically set when the immobilizer system is not functioning correctly, preventing the vehicle from being started.
B3119: Audio System Malfunction
The B3119 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B3120: Airbag System Malfunction
The airbag system has malfunctioned, possibly due to a faulty sensor or wiring issue. This code indicates that the system is not functioning correctly and may not deploy in the event of an accident.
B3121: Climate Control Fan Motor Malfunction
The B3121 code indicates a malfunction in the climate control fan motor, which may cause the fan to stop working or operate intermittently.
B3122: Door Locks Actuator Malfunction
The B3122 code indicates a malfunction in the door lock actuator, which may cause the door locks to malfunction or not function at all.
B3123: Power Window Regulator Malfunction
The power window regulator is malfunctioning, preventing the window from moving properly. This code is often accompanied by a warning light on the dashboard.
B3124: 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.
B3125: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B3126: 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 starting.
B3127: Audio System Malfunction
This code indicates a malfunction in the audio system, such as a faulty amplifier, speaker, or wiring issue.
B3128: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B3129: Climate Control Fan Motor Malfunction
The B3129 code indicates a malfunction in the climate control fan motor, which may cause the fan to stop working or operate erratically.
B3130: Door Locks Malfunction
The B3130 code indicates a malfunction in the door lock system, which may cause the doors to lock or unlock unexpectedly, or fail to lock or unlock at all.
B3131: Power Window Regulator Malfunction
The power window regulator is malfunctioning, preventing the window from moving up or down properly.
B3132: 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.
B3133: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B3134: 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 starting.
B3135: Audio System Malfunction
The B3135 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B3136: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B3137: Climate Control Temperature Sensor Malfunction
The B3137 code indicates a malfunction in the climate control temperature sensor, which regulates the temperature in the vehicle's cabin.
B3138: Door Locks Actuator Malfunction
The B3138 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B3139: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B3140: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position, which can cause issues with seat adjustments and potentially affect airbag deployment.
B3141: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B3142: 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 starting.
B3143: Audio System Malfunction
The B3143 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B3144: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B3145: Climate Control Fan Motor Malfunction
This code indicates a malfunction in the climate control fan motor, which may cause issues with airflow and temperature regulation.
B3146: Door Locks Actuator Malfunction
The B3146 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B3147: Power Window Regulator Circuit Malfunction
The power window regulator circuit has malfunctioned, preventing the window from moving properly.
B3148: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B3149: Exterior Lighting Malfunction
The B3149 code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.