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.
Code (SPN) Description The reason, check and reaction of the system. 32 The state of the divider. Priority 3. Indication only when the car is stationary, only indication of the fault, the indication of actions for the error is not required. On Still Car Lights the alarm lamp STOP Yellow. The state of the divider could not be determined for the specified measurement time. Check …
Welcome to the MAN Fault Message Manual. This comprehensive manual provides essential information on fault messages and their interpretation for various MAN truck models. Understanding and interpreting fault messages is essential for effective diagnosis and repair. Chapter 1: Overview of fault messages This chapter provides an overview of the fault message system used in MAN trucks. Understand the purpose, types and display methods of fault …
81Pressure difference or the difference between the relative pressure of exhaust gasesCheck for poor contact or reliability rate of change of pressure of exhaust gases; too high or low pressure differenceFuel supply pressure94Check for fuel pressure at normal plot (a blocked filter too high low blood pressure in the suction piping, a faulty fuel pump, air in the system)Reaction system: problems in the supply of fuel, …
3737Initializing in Master/Slave modeCheck Master/Slave with the ignition onResponse: no, engine runs fine3738Irregularity of rotation too high: 4-cylinder engine: Cyl. 1; 6-cylinder engine: Cyl. 1; 8-cylinder engine: Master cyl. 1, the Slave cyl. 5; 10-cylinder engine: Master cyl. 1, the Slave cyl. 6; 12-cylinder engine: Master cyl. 1, the Slave cyl. 12Injection volume deviation on the corresponding cylinder3739Irregularity of rotation too high: 4-cylinder engine: Cyl. 3; 6-cylinder engine: Cyl. 5; 8-cylinder engine: Master cyl. 2, Slave cyl. 7; 10-cylinder engine: Master cyl. 5, Slave cyl. 10; 12-cylinder …
00639 CAN bus disconnection 01043 Supply voltage for the periphery 03001 Control unit (internal fault) 03010 Control unit (ECU special data checksum) 03011 Control unit (checksum of parameters) 03012 Control unit (checksum of the calibration data of the displacement sensors) 03013 Control unit (checksum of calibration data of pressure sensors) 03015 Control unit (check sum of permissible load on bridges) 03050 Supply voltage of the …
Code (SPN) Description 81 The difference between exhaust pressures. 94 fuel feed pressure. 98 Oil level. 100 Oil pressure. 102 Pressure supercharging charge air pipe after intercooler (intercooler). 105 Combustion air temperature before entering the cylinders (after AGR). 108 Atmosphere pressure. 110 The coolant temperature. 168 Voltage batteries. 171 Ambient temperature. 173 exhaust gas temperature before further purification. 175 The fuel temperature. 175 oil temperature. …
Welcome to the Mack Trucks 2010 Emission MRU and LEU Engine Control Module (ECM) and Diagnostic Trouble Code (DTC) Service Manual. This comprehensive manual provides essential information for technicians and mechanics responsible for servicing and diagnosing ECM and DTC issues on these Mack Trucks models. Chapter 1: ECM Overview This chapter provides a detailed overview of the Engine Control Module (ECM) used in the 2010 …
The Mack Truck VMAC IV, model year 2011-2013, is a powerful and reliable truck designed for heavy-duty transport. To ensure its optimum performance and longevity, it is important to have access to the Fault Code Manual for this truck. The Mack Truck VMAC IV, Model Year 2011-2013 Fault Code Manual is a comprehensive guide that provides detailed information on the various fault codes that can …
The Mack Truck VMAC IV OBD 2013 is a powerful and reliable truck designed for heavy-duty transport. It features advanced technology and a newer model year, making it a popular choice for many trucking companies. To ensure its optimum performance and longevity, it is important to have access to the fault code manual for this truck. The Mack Truck VMAC IV OBD 2013, Model Year …
The Mack Truck VMAC IV MID 144 is a powerful and reliable truck designed for heavy-duty transport. To ensure its optimum performance and longevity, it is important to have access to the Fault Codes Manual for this truck. The Mack Truck VMAC IV MID 144 Fault Codes Manual is a comprehensive guide that provides detailed information on the various fault codes that can occur on …
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.
