VIDEO

Informace

Cadillac

Cadillac P0172

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 P0172

Basic error definition

Fuel Trim System Rich Bank 1

Cause of DTC

DTCs P0030, P0050, P0053, P0059, P0101, P0102, P0103, P0106, P0107, P0108, P0131, P0132, P0133, P0134, P0135, P0151, P0152, P0153, P0154, P0155, P0201-P0208, P0300, P0301-P0308, P0442, P0443, P0446, P0449, P0452, P0453, P0455, P0496, P0506, P0507, P2227, P2228, P2229, P2230 are not set. The engine is in Closed Loop status. The Catalyst Monitor Intrusive Test, Post O2 Diagnosis Intrusive Test, Device Control, and EVAP Diagnosis tank pull down are Not Active. The engine coolant temperature (ECT) is between -40 and +150°C (-40 and +302°F). The intake air temperature (IAT) is between -7 and +150°C (+19 and +302°F). The manifold absolute pressure (MAP) is between 10-255 kPa (1.45-37 psi). The engine speed is between 375-7,000 RPM. The mass air flow (MAF) is between 1-510 g s. The barometric pressure (BARO) is greater than 70 kPa (10.2 psi). The fuel level is greater than 10 percent. This diagnostic runs continuously when the above conditions have been met.