DTC Chevrolet B3873-01 Short Explanation
Channel: Maxidot Chevrolet
Date: 20/06/2020

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:
B3873 01
Definition:
No Communication With Rear Wheel Steering Control Module
Cause:
RWSCM Class 2 circuit is open, shorted to ground or to B+RWSCM ignition power circuit has a high resistance conditionRESCM main ground circuit(s) has a high resistance conditionRESCM (module) may have failed and is pulling the circuit low
Failure Type:
General Electrical Failure
This sub type is used for General Electrical Failures that cannot be assigned to a specific sub type (Category information and no Sub Type information, e.g. DTC (803901): B0039-01 Second Row Right Frontal Stage 1 Deployment Control - General Electrical Failure)