DTC Cadillac C12B2 Short Explanation
Channel: Maxidot
Date: 2020-05-11

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 
C12B2 
Definition 
Master Cylinder Pressure Sensor Short to Ground or Open 
Description 
The ignition is ON Ignition voltage is greater than 10 volts The brake pedal is not applied 
Cause 
C012A 00, C128E or C128B
Internal sensor failure is detected
C012A 11
Improper relearn performed
C012A 01 or C12B3
A short to battery is detected on the sensor signal circuit
C012A 06 or C12B2
A short to ground or open is detected signal circuit
C012A OF or C12B4
Signal is erratic and changes faster than physically allowed