VIDEO

Informace

Fiat

Fiat P0105

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

Fiat P0105

Basic error definition

Manifold Absolute Pressure Sensor Barometric Pressure Sensor Circuit

Cause of DTC

This is a rationality test based on MAP Sensor and O2 Sensor feedback that works as follows: If the Intake Manifold closed loop pressure control error (MAP model minus MAP measured) indicates too much vacuum is being generated while the O2 Sensor feedback is lean, the fault will set.