Lexus NX: Pre-collision

 Master Cylinder Pressure Sensor (C1246,C1281,C1364)

DESCRIPTION The regulator pressure sensor and wheel cylinder pressure sensor are built into the brake actuator. They measure their respective pressures and send signals to the skid control ECU (brake booster with master cylinder assembly). DTC C1281 will be cleared when the regulator pressure sensor

 DC/DC Converter Step Up Voltage Performance (P0CA3-442)

DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that it has been detected that the VH voltage cannot be boosted as commanded due to malfunction of the boost converter system. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter with converter as