DTC Hummer B2753 Short Explanation
Channel: Maxidot
Date: 2020-05-06

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 
B2753 
Definition 
Horn Relay Coil Circuit High 
Description 
The DTC can only set only when the output is actively being requested by the BCM 
Cause 
The BCM detects an open or high resistance in the horn relay control circuit for approximately 125 milliseconds