All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B1300: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B1301: Body Control Module (BCM) Lighting Circuit Malfunction
The Body Control Module (BCM) has detected a malfunction in the lighting circuit, which may cause issues with the vehicle's exterior lights, such as the headlights, taillights, or turn signals.
B1302: 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.
B1303: Audio System Malfunction
The B1303 code indicates a malfunction in the audio system, such as a faulty amplifier, speaker, or wiring issue.
B1304: Airbag System Circuit Malfunction
The airbag system has detected a malfunction in the circuit, which may prevent the airbags from deploying properly in the event of a crash.
B1305: Climate Control Temperature Sensor Malfunction
The B1305 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.
B1306: Door Locks Actuator Circuit Malfunction
The B1306 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking or unlocking.
B1307: Power Window Circuit Malfunction
The B1307 code indicates a problem with the power window circuit, which may cause one or more windows to malfunction or not function at all.
B1308: Seat Switch Circuit Malfunction
The B1308 code indicates a problem with the seat switch circuit, which controls the seat's position and function. This can cause issues with seat movement, locking, or unlocking.
B1309: Body System Code - Lighting Malfunction
This code indicates a malfunction in the vehicle's lighting system, such as a faulty headlight, taillight, or turn signal.
B1310: Body Control Module (BCM) Security System Malfunction
The Body Control Module (BCM) has detected a security system malfunction, which can prevent the vehicle from starting or running.
B1311: Audio System Fault
The B1311 code indicates a fault in the audio system, which may cause issues with sound quality, volume, or functionality.
B1312: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1313: Climate Control Actuator Malfunction
The B1313 code indicates a malfunction in the climate control actuator, which regulates the flow of air and temperature in the vehicle's cabin.
B1314: Door Locks Actuator Malfunction
The B1314 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B1315: Power Window Circuit Malfunction
The power window circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window regulator or motor is faulty.
B1316: 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.
B1317: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B1318: 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.
B1319: Audio System Malfunction
The B1319 code indicates a malfunction in the audio system, which may cause issues with sound quality, volume, or functionality.
B1320: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1321: Climate Control Temperature Sensor Malfunction
The B1321 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.
B1322: Door Locks Actuator Circuit Malfunction
The B1322 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking or unlocking.
B1323: Power Window Circuit Malfunction
The B1323 code indicates a problem with the power window circuit, which can cause windows to malfunction or not function at all.
B1324: 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.
B1325: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B1326: Body System Security Malfunction
The body control module (BCM) has detected a security malfunction, likely due to a faulty or malfunctioning security system component.
B1327: Audio System Fault
The B1327 code indicates a fault in the audio system, likely due to a malfunctioning amplifier, speaker, or wiring issue.
B1328: Airbag System Fault
The airbag system has detected a fault, which may be related to a faulty sensor, wiring issue, or malfunctioning airbag module.
B1329: Climate Control Actuator Malfunction
The B1329 code indicates a malfunction in the climate control system, specifically with the actuator that controls the temperature and airflow.
B1330: Door Locks Malfunction
The B1330 code indicates a malfunction in the door lock system, which can cause issues with locking and unlocking the doors.
B1331: Window Regulator Malfunction
The B1331 code indicates a problem with the window regulator, which controls the movement of the window up and down.
B1332: Seat Switch Circuit Malfunction
The B1332 code indicates a malfunction in the seat switch circuit, which controls the seat's position, lumbar support, and recline functions.
B1333: Body System Code for Malfunctioning Headlight or Taillight
This code indicates a problem with the headlight or taillight circuit, such as a faulty bulb, wiring issue, or malfunctioning relay.
B1334: 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.
B1335: Audio System Malfunction
The B1335 code indicates a malfunction in the audio system, likely due to a faulty amplifier, speaker, or wiring issue.
B1336: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1337: Climate Control Fan Motor Malfunction
The B1337 code indicates a malfunction in the climate control fan motor, which may cause the fan to stop working or operate erratically.
B1338: Door Locks Actuator Circuit Malfunction
The B1338 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
B1339: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is often accompanied by other related codes.
B1340: Seat Switch Circuit Malfunction
The B1340 code indicates a problem with the seat switch circuit, which controls the seat's position, lumbar support, and recline functions.
B1341: Turn Signal Lamp Malfunction
The B1341 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.
B1342: Immobilizer System Malfunction
The immobilizer system has malfunctioned, preventing the engine from starting. This code is typically set when the immobilizer system detects a security issue, such as a faulty key fob or a tampered-with ignition system.
B1343: Audio System Fault
This code indicates a malfunction in the audio system, such as a faulty amplifier, speaker, or wiring issue.
B1344: Airbag System Fault
The airbag system has detected a fault, possibly due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1345: Climate Control Actuator Malfunction
The B1345 code indicates a malfunction in the climate control system, specifically with the actuator that controls the temperature and airflow.
B1346: Door Locks Actuator Circuit Malfunction
The B1346 code indicates a malfunction in the door locks actuator circuit, which controls the operation of the door locks. This can cause issues with locking and unlocking the doors.
B1347: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B1348: 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.
B1349: Low Beam Headlight Relay Circuit Malfunction
The B1349 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.