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Home >> Hyundai >> 2017 >> Azera Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System Diagnosis >> DTC C1237: Primary Pressure Sensor-Signal >> General Information >> General Description

General Information: General Description

The pressure sensor, installed in the HECU, converts the brake pressure to judge the driver's brake intention when the ESC program is operated. When pressure is applied to the sensor, the resistance of the sensor's strain gauge changes. The change in resistance changes the voltage output from the sensor.