DTC BMW P0050 Short Explanation

The video focuses on the basic BMW specific diagnostic error code.
Contents:
0:21 Basic DTC analysis according to OBD2 protocol standard.
1:48 Insight into programming
an explanation of what a bit is and how a byte is formed
decoding the Error Code to the base programming
2:58 A diagnostically understandable description of the Diagnostic Trouble Code
3:05 Basic error definition
Possible causes or errors of the car and its parts describing the mentioned error

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Make:
BMW
Code:
P0050
Definition:
HO2S Heater (Bank 2 Sensor 1) Control Circuit Malfunction
Description:
Engine started, battery voltage must be at least 11.5v, all electrical components must be off, the ground between the engine and the chassis must be well connected, the exhaust system must be properly sealed between the catalytic converter and the cylinde
Cause:
HO2S is contaminated (due to presence of silicone in fuel)
HO2S signal and ground circuit wires crossed in wiring harness
HO2S signal circuit is shorted to sensor or chassis ground
HO2S element has failed (internal short condition)