DTC Chevrolet B023A-02 Short Explanation
Channel: Maxidot Chevrolet
Date: 2020-06-20

The video focuses on the basic Chevrolet 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:
Chevrolet
Code:
B023A 02
Definition:
No Communication With Vehicle Interface Unit
Cause:
VIU Class 2 circuit is open, shorted to ground or to B+VIU ignition power circuit has a high resistance conditionVIU main ground circuit(s) has a high resistance conditionVIU (module) may have failed and is pulling the circuit low
Failure Type:
General Signal Failure
This sub type is used for General Signal Failures that cannot be assigned to a specific sub type (Category information and no Sub Type information, e.g. DTC (403002): C0030 Left Front Tone Wheel - General Signal Failure).