DTC Buick P258C Short Explanation
Channel: Maxidot Mazda
Date: 20/06/2020

The video focuses on the basic Buick 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:
Buick
Code:
P258C
Definition:
Loss of Communications with PCM
Description:
Conditions for Setting the DTC.The DTC may be set any time the ignition is in the ON position and the PCM does not communicate with the EBCM for 5 seconds.
Cause:
Perform a thorough inspection of the wiring and connectors.Failure to carefully and fully inspect wiring and connectors may result in misdiagnosis,causing unnecessary part replacement with reappearance of the malfunction.An intermittent problem m