VIDEO

Informace

Chevrolet

Chevrolet P1B84

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

Chevrolet P1B84

Basic error definition

Theft-alarm sensor LIN timeout

Cause of DTC

The ETACS-ECU receives signal from the theft-alarm sensor. If signal cannot be received at all, DTC U1007 will be set. Connector(s) or wiring harness in the LIN bus lines between the theft-alarm sensor and the ETACS-ECU, the power supply system of the power window main switch, or the theft-alarm sensor itself may be defective.