All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B1400: Airbag System Malfunction
The airbag system has detected a malfunction, which may be caused by a faulty sensor, wiring issue, or software problem.
B1401: Climate Control Actuator Malfunction
The B1401 code indicates a malfunction in the climate control system, specifically with the actuator that controls the temperature and airflow.
B1402: Door Locks Actuator Circuit Malfunction
The B1402 code indicates a malfunction in the door locks actuator circuit, which can cause issues with door locking and unlocking functions.
B1403: Power Window Circuit Malfunction
The B1403 code indicates a problem with the power window circuit, which may cause one or more windows to malfunction or not function at all.
B1404: 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.
B1405: Exterior Lighting Malfunction
The B1405 code indicates a malfunction in the exterior lighting system, such as the headlights, taillights, or turn signals.
B1406: 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.
B1407: Audio System Malfunction
The B1407 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1408: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1409: Climate Control Fan Motor Malfunction
The B1409 code indicates a malfunction in the climate control fan motor, which may cause the fan to stop working or operate erratically.
B1410: Door Locks Actuator Circuit Malfunction
The B1410 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
B1411: Power Window Circuit Malfunction
The B1411 code indicates a problem with the power window circuit, which can cause windows to malfunction or not function at all.
B1412: 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.
B1413: Exterior Lighting Malfunction
The B1413 code indicates a malfunction in the exterior lighting system, such as the headlights, taillights, or turn signals.
B1414: 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.
B1415: Audio System Malfunction
The B1415 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1416: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1417: Climate Control Temperature Sensor Malfunction
The B1417 code indicates a malfunction in the climate control temperature sensor, which regulates the temperature in the vehicle's cabin.
B1418: Door Locks Actuator Malfunction
The B1418 code indicates a malfunction in the door lock actuator, which prevents the door locks from functioning properly.
B1419: 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.
B1420: 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.
B1421: Body System Code - Lighting Malfunction
The B1421 code indicates a malfunction in the vehicle's lighting system, such as a faulty headlight, taillight, or brake light.
B1422: 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.
B1423: Audio System Fault
The B1423 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B1424: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1425: Climate Control Temperature Sensor Malfunction
The B1425 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.
B1426: Door Locks Actuator Circuit Malfunction
The B1426 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking or unlocking.
B1427: Power Window Circuit Malfunction
The B1427 code indicates a problem with the power window circuit, which may cause the windows to malfunction or not function at all.
B1428: 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.
B1429: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B1430: Body System Security Malfunction
The B1430 code indicates a malfunction in the vehicle's security system, which can prevent the vehicle from starting or cause other issues.
B1431: Audio System Fault
The B1431 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B1432: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1433: Climate Control Fan Motor Fault
The B1433 code indicates a fault in the climate control fan motor circuit, which may cause the fan to malfunction or not function at all.
B1434: Door Locks Actuator Circuit Malfunction
The B1434 code indicates a malfunction in the door locks actuator circuit, which can cause issues with door locking and unlocking functions.
B1435: Power Window Circuit Malfunction
The B1435 code indicates a malfunction in the power window circuit, which can cause windows to malfunction or not function at all.
B1436: 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.
B1437: 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.
B1438: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the vehicle from starting. This code is often caused by a faulty immobilizer module, key fob, or wiring issue.
B1439: Audio System Malfunction
This code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B1440: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B1441: Climate Control Actuator Malfunction
The B1441 code indicates a malfunction in the climate control system, specifically with the actuator that controls the temperature and airflow.
B1442: Door Locks Actuator Circuit Malfunction
The B1442 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.
B1443: 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.
B1444: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B1445: Body System Code - Lighting Functionality
This code indicates a malfunction in the vehicle's lighting system, such as a faulty headlight, taillight, or brake light.
B1446: 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.
B1447: Audio System Fault
This code indicates a malfunction in the audio system, such as a faulty amplifier, speaker, or wiring issue.
B1448: Airbag System Fault
The airbag system has detected a fault, which may be related to a faulty sensor, wiring issue, or malfunctioning airbag module.
B1449: Climate Control Actuator Malfunction
The B1449 code indicates a malfunction in the climate control system, specifically with the actuator that controls the temperature and fan speed.