VIDEO

Informace

Cadillac

Cadillac U1305

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 U1305

Basic error definition

Solenoid valve power supply driver circuit failure

Cause of DTC

Solenoid valve power supply driver circuit is opened, shorted to ground circuit in ABS control module. Solenoid valve power supply voltage is too low. Solenoid valve power supply driver is stuck to OFF position. Output circuit from control unit is shorted in ABS control module. Mismatching solenoid output and solenoid monitor is detected. Solenoid valve power supply driver circuit is shorted to power circuit in ABS control module. Solenoid valve power supply driver is stuck to ON position. Output circuit from control unit is opened in ABS control module.