DTC Chrysler B0021-12 Short Explanation
Channel: Maxidot Audi
Date: 20/06/2020

The video focuses on the basic Chrysler 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:
Chrysler
Code:
B0021 12
Definition:
Internal Control Module Random Access Memory (RAM) Error: Unexpected Operation
Diagnosis:
CLEAR the DTCs. CYCLE the ignition switch. REPEAT the self-test. If the DTC is retrieved again, INSTALL a new ABS module. REPEAT the self-test.
Failure Type:
Circuit Short To Battery
This sub type is used for failures, where the control module measures vehicle system (battery positive) potential for greater than a specified time period or when some other value is expected.