DTC GMC C0201-04 Short Explanation
Channel: Maxidot
Date: 2020-10-22

The video focuses on the basic GMC 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:
GMC
Code:
C0201 04
Definition:
Lost Communications With Powertrain Multiple Control System
Description:
Voltage supplied to the modules is in the normal operating voltage range.The vehicle power mode requires serial data communication to occur.DTC U2100 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:
System Internal Failure
This sub type is used for control module Internal Failures that cannot be assigned to a specific sub type.