DTC C1422: Master Cylinder Pressure Sensor Zero Point High Malfunction: Description
WARNING: This page is about a different car, the 2009 Lexus IS 350 and 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
The master cylinder pressure sensor is connected to the skid control ECU in the brake actuator assembly.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1422 | When the stop light switch is OFF, the PMC terminal voltage is more than 0.86 V for 5 seconds or more. |
|