VIDEO

Informace

Cadillac

Cadillac P150C

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

Cadillac P150C

Basic error definition

Engine Status. Faulty sSgnal

Cause of DTC

The engine control module (ECM) sends information to the electrical power steering module (EPS) indicating that the engine is running via the CAN network. The diagnostic trouble code (DTC) is stored in the electrical power steering module (EPS) if the electrical power steering module (EPS) registers that the engine status signal and the engine speed signal are incorrect or absent from the engine control module (ECM). The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.