DTC Toyota P0798 Short Explanation
Channel: Maxidot Dodge
Date: 15/09/2020

The video focuses on the basic Toyota 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:
Toyota
Code:
P0798
Definition:
Master Cylinder Pressure Sensor Erratic
Description:
Ignition ON.Ignition voltage is greater than 10 V.The brake pedal is not applied.
Cause:
C012A 00, C128E,C012A 11 or C128BInternal sensor failure is detected.C012A 01 or C12B3A short to battery is detected on the sensor signal circuit.C012A 06 or C12B2A short to ground or open is detected signal circuit.C012A OF or C12B4Signal is erratic and changes faster than physically allowed.