DTC C1422: Master Cylinder Pressure Sensor Zero Point High Malfunction [11/2016 - ]: Wiring Diagram
Refer to DTC C1425 and C1429.
for C1425: Refer to DTC C1425: Open in Stop Light Switch Circuit [11/2016 - ]
for C1429: Refer to DTC C1429: Open or Short in Brake Pedal Load Sensing Switch [11/2016 - ]