DTC Hummer B0790 Short Explanation
Channel: Maxidot
Date: 2020-05-03

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

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Make 
HUMMER 
Code 
B0790 
Definition 
Transfer Case Neutral Indicator Circuit Malfunction 
Description 
Ignition ON System voltage 9-18 V 
Cause 
The system monitors the voltage on the Neutral indicator control circuit
If the TCCM detects 35 V or less when the Neutral indicator is commanded OFF, the DTC is logged
If the TCCM detects 35 V or more when the Neutral indicator is commanded ON, the DTC is logged