All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B2600: Airbag System Malfunction
The airbag system has detected a malfunction, which may be caused by a faulty sensor, wiring issue, or other component failure.
B2601: Climate Control Temperature Sensor Malfunction
The B2601 code indicates a malfunction in the climate control temperature sensor, which regulates the temperature in the vehicle's cabin.
B2602: Door Locks Malfunction
The B2602 code indicates a malfunction in the door lock system, which can cause issues with locking and unlocking doors, as well as potentially preventing the vehicle from being driven.
B2603: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B2604: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2605: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B2606: 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.
B2607: Audio System Malfunction
The B2607 code indicates a malfunction in the audio system, which may cause issues with sound quality, volume, or functionality.
B2608: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2609: Climate Control System Malfunction
This code indicates a malfunction in the climate control system, which may cause issues with temperature control, air flow, or fan operation.
B2610: Door Locks Actuator Malfunction
The B2610 code indicates a malfunction in the door lock actuator, which may cause the doors to malfunction or not lock/unlock properly.
B2611: Power Window Circuit Malfunction
The B2611 code indicates a problem with the power window circuit, which may cause one or more windows to malfunction or not function at all.
B2612: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2613: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B2614: 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.
B2615: Audio System Malfunction
The B2615 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2616: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2617: Climate Control Blower Motor Fault
The B2617 code indicates a fault in the climate control blower motor circuit, which may cause issues with air flow and temperature regulation.
B2618: Door Locks Actuator Malfunction
The B2618 code indicates a malfunction in the door lock actuator, which may cause the doors to malfunction or not lock/unlock properly.
B2619: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B2620: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2621: Turn Signal Lamp Malfunction
The B2621 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.
B2622: 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.
B2623: Audio System Fault
The B2623 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B2624: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2625: Climate Control Temperature Sensor Malfunction
The climate control system has detected a malfunction in the temperature sensor, which is used to regulate the temperature in the vehicle.
B2626: Door Locks Actuator Circuit Malfunction
The B2626 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
B2627: 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.
B2628: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2629: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B2630: 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 starting.
B2631: Audio System Fault
The B2631 code indicates a fault in the audio system, which may cause issues with sound quality, volume, or functionality.
B2632: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2633: Climate Control Temperature Sensor Malfunction
The B2633 code indicates a malfunction in the climate control temperature sensor, which regulates the air temperature in the vehicle.
B2634: Door Locks Actuator Malfunction
The B2634 code indicates a malfunction in the door lock actuator, which may cause issues with door locking and unlocking functions.
B2635: Power Window Regulator Malfunction
The power window regulator is malfunctioning, preventing the window from moving properly.
B2636: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2637: Turn Signal Lamp Malfunction
The B2637 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.
B2638: 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.
B2639: Audio System Malfunction
The B2639 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2640: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2641: Climate Control Temperature Sensor Malfunction
The climate control system has detected a malfunction in the temperature sensor, which may cause inaccurate temperature readings or failure to maintain a set temperature.
B2642: Door Locks Actuator Malfunction
The body control module (BCM) has detected a malfunction in the door lock actuator circuit, preventing proper door lock operation.
B2643: 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.
B2644: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2645: Body Control Module (BCM) Malfunction - Exterior Lighting
The Body Control Module (BCM) has detected a malfunction in the exterior lighting system, which may cause issues with turn signals, brake lights, or other exterior lights.
B2646: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the engine from starting. This code is often caused by a faulty immobilizer sensor, wiring issue, or incorrect key programming.
B2647: Audio System Malfunction
The B2647 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2648: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2649: Climate Control Temperature Sensor Circuit Malfunction
The climate control system has detected a malfunction in the temperature sensor circuit, which may cause inaccurate temperature readings or failure to maintain a set temperature.