DTC Mitsubishi B1452 Short Explanation
Channel: Maxidot Fiat
Date: 2020-06-20

The video focuses on the basic Mitsubishi 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:
Mitsubishi
Code:
B1452
Definition:
Main Relay Control Circuit Open
Description:
This DTC sets when the ignition switch position run circuit indicates the key is in the off,ACC,or LOCK position,and the amount of time the PCM remains powered through the PCM power relay exceeds a predetermined amount of time.
Cause:
 Main relay malfunction PCM malfunction