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
B1395 07
Definition
BATTERY VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD
Description
The Electronic Shift Module ESM monitors battery voltage The DTC sets if the monitored battery voltage drops below 100 volts for a calibrated period of time A temporary limp mode will be activated If the voltage rises above 100 volts, normal operations is resumed
Cause
ELECTRONIC SHIFT MODULE ESMVEHICLE CHARGING SYSTEMESM BATTERY CIRCUIT
Failure Type
Mechanical Failure
This sub type is used for Mechanical Failures that cannot be assigned to a specific sub type

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