VIDEO

Informace

GMC

GMC P1508

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

GMC P1508

Basic error definition

Idle Speed ​​Low - IAC System Nezodpovedá

Cause of DTC

DTC P0107, P0108, P0117, P0118, P0121, P0122, P0123 a P0500 nie je nastavený, začal motor, vozidlo nepohybuje, snímače ECT viac ako 122 ° F, IAT viac než -13ºF, systému na napätie vyššie ako 10.0V, behu motora viac ako 30 sekúnd, BARO senzor viac ako 70 kPa, MAF Sens