DTC Chevrolet C12F7-00 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:
C12F7 00
Definition:
Lost Communication With Starter or Generator Control Module (SGCM)
Description:
Voltage supplied to the modules is in the normal operating voltage range.The vehicle power mode requires serial data communication to occur.The DTC U0001 does not have a current status.
Cause:
A poor connection at the inoperative module may cause this code to set.An improperly powered module may cause this code to set.
Failure Type:
No Sub Type Information
This sub type is used for failures where the base DTC text string provides the complete description of the failure itself (no Category and no Sub Type information used, e.g. emissions-related DTC (012700 hex): P0127 Intake Air Temperature Too High).