All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
B2850: Door Locks Actuator Malfunction
The B2850 code indicates a malfunction in the door lock actuator, which prevents the door locks from functioning properly.
B2851: Power Window Regulator Malfunction
The power window regulator has failed, preventing the window from moving up or down properly.
B2852: 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.
B2853: Body System Code - Lighting Malfunction
This code indicates a problem with the vehicle's lighting system, such as a faulty headlight, taillight, or turn signal.
B2854: Immobilizer System Malfunction
The immobilizer system has detected a malfunction, preventing the engine from starting. This code is usually related to a faulty immobilizer key fob, antenna, or receiver.
B2855: Audio System Malfunction
The B2855 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2856: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2857: Climate Control Actuator Malfunction
The B2857 code indicates a malfunction in the climate control system, specifically with the actuator that controls the temperature and airflow.
B2858: Door Locks Actuator Malfunction
The B2858 code indicates a malfunction in the door lock actuator, which prevents the door locks from functioning properly.
B2859: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B2860: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2861: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B2862: 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.
B2863: Audio System Malfunction
The B2863 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2864: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2865: 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.
B2866: Door Locks Actuator Malfunction
The B2866 code indicates a malfunction in the door lock actuator, which prevents the doors from locking or unlocking properly.
B2867: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B2868: Seat Position Sensor Malfunction
The seat position sensor has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position, which can cause issues with seat adjustments, airbag deployment, and other safety features.
B2869: Malfunction Indicator Lamp (MIL) Circuit Malfunction
The B2869 code indicates a malfunction in the MIL circuit, which is responsible for illuminating the check engine light. This code is often caused by a faulty MIL bulb, wiring issue, or a problem with the MIL circuit module.
B2870: Immobilizer System Malfunction
The immobilizer system has malfunctioned, preventing the vehicle from starting or running. This code is typically set when the immobilizer system detects a problem with the key fob, ignition switch, or other related components.
B2871: Audio System Fault
The B2871 code indicates a fault in the audio system, possibly due to a malfunctioning amplifier, speaker, or wiring issue.
B2872: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2873: 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.
B2874: Door Locks Actuator Malfunction
The B2874 code indicates a malfunction in the door lock actuator, which prevents the door locks from functioning properly.
B2875: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B2876: 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.
B2877: Exterior Lighting Malfunction
This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
B2878: 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.
B2879: Audio System Malfunction
The B2879 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2880: Airbag System Malfunction
The airbag system has detected a malfunction, which may be due to a faulty sensor, wiring issue, or software problem.
B2881: 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.
B2882: Door Locks Actuator Circuit Malfunction
The B2882 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking or unlocking.
B2883: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window regulator or motor is faulty.
B2884: 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.
B2885: 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.
B2886: Immobilizer System Malfunction
The immobilizer system has malfunctioned, preventing the vehicle from starting or running. This code is often caused by a faulty immobilizer module, key fob, or battery.
B2887: Audio System Malfunction
This code indicates a malfunction in the audio system, such as faulty speakers, amplifier, or wiring issues.
B2888: Airbag System Fault
The airbag system has detected a fault, which may be related to a faulty sensor, wiring issue, or software problem.
B2889: 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.
B2890: Door Locks Malfunction
The B2890 code indicates a malfunction in the door lock system, which may cause issues with locking or unlocking the doors.
B2891: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
B2892: Seat Position Sensor Circuit Malfunction
The seat position sensor circuit has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position.
B2893: 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.
B2894: Body System Security Malfunction
The body control module (BCM) has detected a security-related issue, such as a faulty door ajar switch or a malfunctioning alarm system.
B2895: Audio System Malfunction
The B2895 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
B2896: Airbag System Fault
The airbag system has detected a fault, which may be due to a malfunctioning sensor, wiring issue, or faulty airbag module.
B2897: Climate Control Fan Motor Fault
The B2897 code indicates a fault in the climate control fan motor circuit, which may cause the fan to malfunction or not function at all.
B2898: Door Locks Actuator Malfunction
The B2898 code indicates a malfunction in the door lock actuator, which may cause the door locks to malfunction or not function at all.
B2899: Power Window Relay Circuit Malfunction
The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window regulator motor or the window switch is faulty.