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.
Smart OBD Powertrain Generic Trouble CodesDTC Codes — P0100-P0199 – Fuel and Air MeteringP0100 Mass or Volume Air Flow Circuit MalfunctionP0101 Mass or Volume Air Flow Circuit Range/Performance ProblemP0102 Mass or Volume Air Flow Circuit Low InputP0103 Mass or Volume Air Flow Circuit High InputP0104 Mass or Volume Air Flow Circuit IntermittentP0105 Manifold Absolute Pressure/Barometric Pressure Circuit MalfunctionP0106 Manifold Absolute Pressure/Barometric Pressure Circuit Range ProblemP0107 …
Diagnostic trouble codes for the Skoda Octavia (fault codes with descriptions). The condition of the car plays a key role for the owner. Normal operation of airbags, climate control, ESP and EPC systems is the key to safe movement in your own car. Today, we will tell you how to diagnose your Skoda Octavia yourself, as well as about adapters and computer programs that will …
The SCION Fault Codes DTC is a comprehensive list specifically designed to provide important information and instructions for owners of SCION vehicles. This list contains various Diagnostic Trouble Codes (DTCs) that can be retrieved from the vehicle’s on-board computer system. These codes help to identify specific problems or faults that may be present in the vehicle. The SCION Fault Codes DTC provides detailed information and …
36874 CAN bus data transfer The tachograph has no connection to the yellow CAN bus. Short circuit or open circuit yellow CAN bus. Check the wiring and electrical connections of the yellow CAN bus and measure the voltage level. If necessary, use the troubleshooting tips under the “Data transfer problems” heading in the “Help” section of SDP3. In order to make sure that the correct …
19 Solenoid valve front axle. The voltage applied to the solenoid valve is too high. A malfunction code is generated when an extraneous “positive” voltage is applied to the solenoid valve or to a wired harness, for example, as a result of a short circuit. When this fault occurs, the backup functions and automatic adjustment of the front axle suspension level cease. Only emergency support …
The SCANIA Opticruise Transmission Fault Codes DTC & Troubleshooting Manual is a comprehensive guide specifically designed to provide detailed information and instructions for technicians and maintenance personnel working with SCANIA trucks equipped with the Opticruise transmission system. This manual serves as a valuable resource for diagnosing and troubleshooting transmission problems by interpreting the Diagnostic Trouble Codes (DTCs) generated by the system. The manual contains a …
Scania diagnostic trouble codes (DTC): Transmission (GMS) and Retarder (RET) Control System RET 1 For blocks: 1548413, 1724590, 1757823, 1763365 Title: Control block Fault: Incorrect or unreliable data. The reasons: Internal malfunction. Notes: No retarder braking is possible. The yellow indicator on the instrument cluster is on. Elimination: If the control unit software update fails, try the update again. Otherwise, erase all fault codes, stop and restart …
You can find Scania fault codes in the list below. Fault codes generated in the CAN network are sent via CAN message DM1. This document describes how to interpret these fault codes from the DM1 message. SPN: Suspect Parameter NumberFMI: Failure Mode Identifiers SPN SPN Name SPN Description 46 Pneumatic Supply Pressure The pneumatic pressure in the main reservoir, sometimes referred to as the wet tank. 51 Engine Throttle Valve 1 Position …
List of fault codes SPN SPN Name SPN Description 46 Pneumatic Supply Pressure The pneumatic pressure in the main reservoir, sometimes referred to as the wet tank. 51 Engine Throttle Valve 1 Position The position of the valve used to regulate the supply of a fluid, usually air or fuel/air mixture, to an engine. 91 Accelerator Pedal Position 1 The ratio of actual position of …
EMS 50178 Blocks: 2098557, 2098556, 2110163, 2110160 Title: Pump nozzle cylinder 5 Fault: Too slow increase of current in the winding of the solenoid valve. The rise time of the current is determined by the control unit, depending on the voltage of the battery and the temperature of the coolant. The reasons: Notes: The engine control unit is programmed in such a way that if any …
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.
