VIDEO

Informace

Mercedes-Benz

Mercedes-Benz P0173

See the basic definition of a diagnostic error. This will help you to clarify the main causes of the fault code. You will understand the program of the control unit
Basic DTC analysis according to OBD2 protocol standard.

OBD2 or On-Board Diagnostics displays messages for basic group styles. More comprehensible code composition has been standard since 2000. The DTC code consists of five characters and its composition will be shown in this video

Insight into programming

The basic unit for the operation of any computer is the bit. Logic 0 and 1 are expressed by a single bit. Diagnostics The error code is composed of 16 bits. The first two bits define one of the four basic circuits. The video will show you a comprehensive overview of the composition of the error report

A diagnostically understandable description of the Diagnostic Trouble Code

Mercedes-Benz P0173

Basic error definition

Memory Fault In ROM. Internal Fault

Cause of DTC

The electrical power steering module (EPS) monitors the internal memory function of the control module. The diagnostic trouble code (DTC) is stored in the electrical power steering module (EPS) if the electrical power steering module (EPS) detects that the control module EEPROM is not programmed with vehicle profile software. The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.