DTC Cadillac U2100-00 Short Explanation
Channel: Maxidot
Date: 14/12/2020

The video focuses on the basic Cadillac 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:
Cadillac
Code:
U2100 00
Definition:
Shift Solenoid "D" Control Circuit High (Shift Solenoid Valve S4)
Description:
ECM detects open in solenoid valve S4 circuit 2 times when solenoid valve S4 is not operated.
Cause:
 Open in shift solenoid valve S4 circuit Shift solenoid valve S4 ECM
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).