Decode your vehicle’s diagnostic trouble codes (DTCs) with our comprehensive OBD2 DTC database! We provide detailed explanations for U-Codes, B-Codes, C-Codes, and P-Codes, empowering you to understand and address potential issues. Quickly identify the meaning of any code and take the necessary steps to resolve problems. This resource is designed to help both DIY mechanics and professional technicians.
After some time of operation, owners have questions about which fault codes Chevrolet Aveo T300 and 24. The on-board computer installed in modern cars is designed to control the machine’s systems and also to inform the driver about problems that have occurred in the car. This increases reliability and safety during operation and also speeds up the process of detecting and rectifying faults. Fault codes …
P0100 Airflow Circuit MalfunctionP0101 Wrong indicator / air flow meter not adjustedP0102 Low air mass meter readingP0103 High air mass meter readingP0104 Malfunction of the air mass meterP0105 Intake Manifold Absolute Pressure Sensor Circuit / Intake Manifold Barometric Pressure MalfunctionP0106 Invalid indicator / the intake manifold absolute pressure / barometric pressure sensor of the intake manifoldP0107 Low Intake Manifold Absolute Pressure / Intake Manifold PressureP0108 …
The Chery A21 Fora Fault Codes DTC guide is a comprehensive manual specifically designed to provide vital information and instructions for technicians working on Chery A21 Fora models. This guide covers various aspects of fault code diagnosis and troubleshooting to ensure efficient and accurate repairs. The Chery A21 Fora is a popular compact sedan known for its reliability and affordability. The DTC Trouble Code Guide …
Diagnostic codes are used to locate and repair faulty parts when repairing Caterpillar engines. (MID) is the diagnostic code that identifies the electronic control unit that has detected a fault in its control system. List of electronic system (MID) fault codes Name of the MID fault code 10 Digital signal of the diagnostic tool 11 Communication adapter 12 Analyzer-programmer of the control system 13 “Electronic …
FMI is a diagnostic trouble code that indicates the type of trouble. Diagnostic type fault codes (FMI) FMI fault code 0 Data are reliable, but not too high 1 Data are reliable, but much understated 2 Data is messy, intermittent or not true 3 Voltage higher than normal 4 Voltage is below normal 5 Current is below current 6 Current is above normal 7 incorrect …
Reference information for self-troubleshooting for Caterpillar machines equipped with an electronic selfdiagnostic and engine management system. Diagnostic codes are used to locate and repair faulty parts when servicing Caterpillar engines. (CID) is the diagnostic trouble code, it indicates the number of a specific node, component or system fault. 762 Transmission oil temperature sensor 763 electromagnet of the trench digging regime 764 Transmission light 765 Pressure …
Reference information for self-troubleshooting for Caterpillar machines equipped with an electronic selfdiagnostic and engine management system. Diagnostic codes are used to locate and repair faulty parts when servicing Caterpillar engines. (CID) is the diagnostic trouble code, it indicates the number of a specific node, component or system fault. 1 Injector No.1 cylinder 2 Injector No.2 cylinder 3 Cylinder 3 injector 4 Injector No.4 cylinder 5 …
CODE / DEFINITION 12110 Engine coolant temperature is 110° C (230° F) or greater 12900 Engine coolant temperature sensor short circuit measuring less than 50 ohms. 12901 Engine coolant temperature sensor open circuit measuring greater than 10,000 ohms with hydraulic oil temperature at 40° C (104° F) or more, indicated by a resistance of 1463 ohms or less. 13000 Low engine coolant level – This …
CODE / DEFINITION 12110 Engine coolant temperature is 110° C (230° F) or greater12900 Engine coolant temperature sensor short circuit measuring less than 50 ohms.12901 Engine coolant temperature sensor open circuit measuring greater than 10,000 ohms withhydraulic oil temperature at 40° C (104° F) or more, indicated by a resistance of 1463 ohms or less.13000 Low engine coolant level – This code will not be …
Fault codes for fuel injector The fuel injectors (2) are an integral injector and solenoid assembly mounted in the cylinder head. The injectors are actuated by rocker arms and the camshaft. The timing and duration of fuel delivery is controlled by the solenoid, which is directly controlled by the ECU module. The ECU is connected to the fuel actuators by means of connector X471, which …
OBD2, short for On-Board Diagnostics 2, is a standardized diagnostic system found in most vehicles manufactured after 1996. It's a powerful tool that allows you to access and interpret information about your vehicle's systems, including any potential issues. OBD2 Diagnostic Trouble Codes (DTCs) are numeric codes that provide specific information about detected problems within your vehicle's systems.
Decoding the Codes
OBD2 DTCs are formatted as a 5-digit code, typically starting with a "P" for powertrain-related issues. The first digit represents the area of the vehicle system affected, the second digit indicates a more specific subsystem within that area, and the last three digits identify the specific fault.
Common DTC Categories:
P0XXX: Powertrain (engine, transmission, emissions, etc.)
B0XXX: Body (body control module, lighting, door locks, etc.)
C0XXX: Chassis (ABS, traction control, stability control, etc.)
U0XXX: Network Communication (communication issues between modules)
Using a Scan Tool
To access DTCs, you'll need an OBD2 scan tool. These devices plug into the OBD2 port, typically located under the dashboard, and can display DTCs and other vehicle data.
Interpreting DTCs
Once you have the DTCs, you can use an online database or a repair manual to interpret their meaning. Understanding the specific fault identified by the code can help you diagnose and troubleshoot problems.
Important Notes:
DTCs are just the beginning of the diagnostic process. They point to potential problems, but further investigation may be necessary to pinpoint the exact cause.
Always consult a qualified technician for complex repairs, as improper troubleshooting can lead to further damage or safety hazards.
Where to find more information:
Online Databases: Numerous websites offer free and paid databases for decoding OBD2 DTCs.
Repair Manuals: A specific repair manual for your vehicle model can provide detailed information about DTCs and troubleshooting procedures.
Professional Mechanics: A certified mechanic can help you diagnose and repair problems associated with DTCs.
OBD2 is a powerful tool for understanding your vehicle's health and performance. By understanding the basics of OBD2 and DTCs, you can take a more proactive approach to vehicle maintenance and repair.
