DTC Hummer P0102 Short Explanation

The video focuses on the basic Hummer 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 We will continue to work on improving the content. Our efforts at Maxidot s.r.o.the video content gets better. #hummer Make: HUMMER Code: P0102 Definition: Lost Communication With Reductant Control Module Description: This DTC sets when the PCM does not receive the Reductant Control Module message within the defined amount of time. Cause: Communication error Diagnosis: Network DTC concerns occur during module to module communication. The presence of this DTC may indicate the vehicle is operating in derate mode and may experience a loss of power. After repair, the vehicle may still display a system warning message. Drive the vehicle until the system warning message has cleared from the instrument cluster message center.