All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B1200: Airbag System Malfunction
The airbag system has detected a malfunction, which may be caused by a faulty sensor, wiring issue, or software problem.
B1201: Climate Control Malfunction
The B1201 code indicates a malfunction in the climate control system, which may cause issues with temperature regulation, air flow, or fan operation.
B1202: Door Locks Actuator Malfunction
The B1202 code indicates a malfunction in the door lock actuator, which may cause the door locks to malfunction or not function at all.
B1203: Power Window Circuit Malfunction
The B1203 code indicates a problem with the power window circuit, which can cause windows to malfunction or not function at all.
B1204: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B1205: Turn Signal Lamp Malfunction
The B1205 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.
B1206: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting or running. This code is often caused by a faulty immobilizer module, key fob, or wiring issue.
B1207: Audio System Fault
This code indicates a malfunction in the audio system, such as a faulty amplifier, speaker, or wiring issue.
B1208: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1209: Climate Control 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.
B1210: Door Locks Actuator Circuit Malfunction
The B1210 code indicates a malfunction in the door locks actuator circuit, which can cause issues with door locking and unlocking functions.
B1211: Power Window Circuit Malfunction
The B1211 code indicates a problem with the power window circuit, which may cause one or more windows to malfunction or fail to operate.
B1212: 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.
B1213: 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.
B1214: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting or running. This code is often caused by a faulty immobilizer module, key fob, or battery.
B1215: Audio System Fault
The B1215 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B1216: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1217: Climate Control Actuator Malfunction
The B1217 code indicates a malfunction in the climate control actuator, which regulates the flow of air and temperature in the vehicle's cabin.
B1218: Door Locks Actuator Circuit Malfunction
The B1218 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
B1219: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B1220: 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.
B1221: Body Control Module (BCM) Lighting Circuit Malfunction
The Body Control Module (BCM) has detected a malfunction in the lighting circuit, which may be causing issues with the vehicle's exterior lights, such as the headlights, taillights, or turn signals.
B1222: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting. This code is usually caused by a faulty immobilizer module, key fob, or wiring issue.
B1223: Audio System Fault
The B1223 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1224: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1225: Climate Control Fan Motor Malfunction
The B1225 code indicates a malfunction in the climate control fan motor, which may cause the fan to malfunction or not turn on.
B1226: Door Locks Malfunction
The B1226 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.
B1227: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B1228: 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.
B1229: 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.
B1230: Body System Security Malfunction
The B1230 code indicates a malfunction in the vehicle's security system, which may cause issues with door locks, alarm systems, or other security-related functions.
B1231: Audio System Fault
The B1231 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B1232: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1233: Climate Control Temperature Sensor Malfunction
The climate control system has detected a malfunction in the temperature sensor, which may be causing inaccurate temperature readings or failure to maintain a set temperature.
B1234: Door Locks Malfunction
This code indicates a problem with the door lock system, such as faulty actuators, wiring issues, or a malfunctioning door lock module.
B1235: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is often accompanied by a warning light on the dashboard.
B1236: 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.
B1237: Low Beam Headlight Relay Circuit Malfunction
The B1237 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 turn on.
B1238: 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.
B1239: Audio System Fault
The B1239 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1240: Airbag System Malfunction
The airbag system has detected a malfunction, which may be due to a faulty sensor, wiring issue, or software problem.
B1241: Climate Control Temperature Sensor Malfunction
The climate control system has detected a malfunction in the temperature sensor, which may be causing inaccurate temperature readings or failure to maintain a set temperature.
B1242: Door Locks Malfunction
This code indicates a malfunction in the door lock system, preventing proper locking or unlocking of the doors.
B1243: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B1244: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B1245: 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.
B1246: 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.
B1247: Audio System Malfunction
The B1247 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1248: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1249: Climate Control Actuator Malfunction
The B1249 code indicates a malfunction in the climate control actuator, which regulates the flow of air and temperature in the vehicle's cabin.