DTC Saturn B3875 Short Explanation
Channel: Maxidot Saturn
Date: 2020-09-25

The video focuses on the basic Saturn 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:
Saturn
Code:
B3875
Definition:
Battery Voltage Low
Description:
Ignition input voltage to the Drivetrain Control Module (DTCM) is below 8.5 volts for more than 60 seconds.
Cause:
CHARGING SYSTEM DTCS PRESENT(F946) FUSED IGNITION RUN or START CONTROL OUTPUT CIRCUIT OPEN OR HIGH RESISTANCE(Z908) GROUND CIRCUIT OPEN OR HIGH RESISTANCEDRIVETRAIN CONTROL MODULE (DTCM)