DTC BMW P3021 Short Explanation
The video focuses on the basic BMW 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 We will continue to work on improving the content. Our efforts at Maxidot s.r.o.the video content gets better. #maxidot #dtc #howto #diagnostictroublecode #bmw Make: BMW Code: P3021 Definition: O2S Sensor Signal Voltage Too Low During Coast Down Fuel Cut-Off Due to Open Pumping Current Circuit (Bank 2 Sensor 1) Description: Engine started and the fault monitoring criterion must remain present for over 2 seconds, battery voltage must be at least 11v, and the voltage at CJ125 is at 1.5v so the sensor is heated adequately, there is an open pump current wire. Cause: Check plugs Check wiring harness Replace sensor
The video focuses on the basic BMW 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 We will continue to work on improving the content. Our efforts at Maxidot s.r.o.the video content gets better. #maxidot #dtc #howto #diagnostictroublecode #bmw Make: BMW Code: P3021 Definition: O2S Sensor Signal Voltage Too Low During Coast Down Fuel Cut-Off Due to Open Pumping Current Circuit (Bank 2 Sensor 1) Description: Engine started and the fault monitoring criterion must remain present for over 2 seconds, battery voltage must be at least 11v, and the voltage at CJ125 is at 1.5v so the sensor is heated adequately, there is an open pump current wire. Cause: Check plugs Check wiring harness Replace sensor