VIDEO

Informace

Mazda

Mazda B2A25

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

Mazda B2A25

Basic error definition

Sensor, Seat Belt Reminder. Signal Too Low

Cause of DTC

The rear electronic module (REM) checks the signal from the sensor, seat belt reminder in the passenger seat. Diagnostic trouble code (DTC) REM-4F91 is stored if rear electronic module (REM) registers too low a signal from the seat belt reminder sensor. General warning lamp lit. Diagnostic trouble code (DTC) REM-4F91 can be detected with ignition in positions I or II for at least 3 minutes and battery voltage gt; 9 volt.