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.
Table of flashing fault codes – ECU and Engine Description Fault Possible Reasons Fault 1-1-1 The problem with the built-in analog-to-digital converter (Ad) Ecu 1-1-2 Problem With Synchronization Signals 1-1-3 Problem With Synchronization Signals 1-1-4 Problem With Synchronization Signals 1-1-5 Problem with built-in output device Ecu 1-1-6 Internal Error In ECU 1-2-1 Problem With Trigger Relay 1-2-2 The problem with the ignition switch in the …
Reading and clearing ABS fault codes Fault codes for ABS consist of two groups of flashes. The first group indicates the faulty component and the type of fault, while the second group indicates the fault location. There is a 1.5 second interval between the two groups. To read the fault codes, follow the steps below: If there is more than one ABS fault, the malfunction …
The Ford OBDII Error Code Definitions is a comprehensive reference designed specifically for technicians and mechanics working on Ford vehicles equipped with OBDII systems. This guide provides detailed information on the error codes that may be encountered on Ford vehicles, enabling technicians and mechanics to accurately diagnose and resolve problems. One of the key highlights of this guide is its comprehensive coverage of Ford vehicles …
The Ford Mondeo Error Codes List is a comprehensive guide specifically designed for Ford Mondeo technicians and mechanics. This list provides detailed information on the Ford Mondeo’s error codes, enabling technicians and mechanics to accurately diagnose and repair problems on these vehicles. One of the key features of this list is its comprehensive coverage of Ford Mondeo malfunction codes. It includes a wide range of …
These Ford fault codes are applicable to Ford Kuga and also: Ford Fusion, Focus and Mondeo. Sensors Fault Code Description Р0100 – Р0105 The on-board computer of the vehicle reports a breakdown or incorrect signal from the air flow control device. Р0106 – Р0108 The auto system has a malfunction in the air pressure sensor. Also, these combinations of numbers may indicate an incorrect signal coming from the device. Р0110 – Р0114 Failed or …
These Ford fault codes are applicable to Ford Kuga and also: Ford Fusion, Focus and Mondeo. Sensors Fault Code Description Р0100 – Р0105 The on-board computer of the vehicle reports a breakdown or incorrect signal from the air flow control device. Р0106 – Р0108 The auto system has a malfunction in the air pressure sensor. Also, these combinations of numbers may indicate an incorrect signal coming from the device. Р0110 – …
The Ford Fault Codes DTC Guide is a comprehensive manual specifically designed to provide vital information and instructions for technicians and do-it-yourselfers working on Ford vehicles equipped with OBDII (On-Board Diagnostics II) systems. This guide covers various aspects of diagnosis and troubleshooting by providing detailed explanations of Ford Diagnostic Trouble Codes (DTCs). OBDII systems are designed to monitor and report problems with various vehicle components. …
The Ford F650/F750 Diagnostic Trouble Code (DTC) descriptions guide is an essential resource for technicians and mechanics working on these models. This comprehensive guide provides detailed information and descriptions of common diagnostic trouble codes, enabling efficient troubleshooting and effective repairs. Introduction: The manual begins with an introduction to the Ford F650/F750 diagnostic trouble code system. It explains the purpose and significance of DTCs in identifying …
The Ford F150/F250/F350/F450 OBDII Code Definitions Manual is a comprehensive guide specifically designed for technicians and mechanics working on Ford F150, F250, F350 and F450 models equipped with On-Board Diagnostics II (OBDII) systems. This manual provides detailed information on code definitions, troubleshooting procedures and diagnostic tools for these Ford trucks, ensuring that technicians and mechanics have the knowledge and resources they need to effectively diagnose …
The Ford F150 1998 DTC Workshop Manual is a comprehensive guide specifically designed for Ford F150 technicians and mechanics. This manual provides detailed information on the Diagnostic Trouble Codes (DTCs) and associated troubleshooting procedures for the Ford F150, ensuring technicians and mechanics have the necessary knowledge and resources to effectively diagnose and repair problems indicated by the DTCs. One of the key highlights of this …
About OBD2 Diagnostic Trouble Codes (DTC)
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.
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.
