DTC Pontiac U2109-00 Short Explanation
Channel: Maxidot Pontiac
Date: 2020-09-07

The video focuses on the basic Pontiac 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:
Pontiac
Code:
U2109 00
Definition:
SFR Solenoid Circuit
Description:
Solenoid circuit is openorshort for 0.05 seconds or more when ignition switch is ON (IG terminal voltage is 11 to 14 V)
Cause:
 SFRR or SFRH circuit Brake actuator assembly
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).