VIDEO

Informace

Cadillac

Cadillac P0400

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 P0400

Basic error definition

EGR System Performance

Cause of DTC

DTC P0107, P0108, P0112, P0113, P0117, P0118, P0122, P0123, P0601, P0718 and P0724 not set, engine started, vehicle driven to a speed of over 14 mph at an engine speed of 500-900 rpm, BARO sensor more than 95 kPa, ECT sensor more than 81ºF, MAP sensor les