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Home >> Kia >> 2012 >> Optima Hybrid >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Active Hydraulic Booster (AHB) System Diagnosis - HEV >> DTC C1237: Primary Pressure Sensor-Signal >> General Information >> DTC Description

DTC Description

The failure is detected if the pressure sensor offset is out of normal range, or the pressure sensor signal is changed abnormally or HPA pressure is stick during HPA charging or abnormal charging continues.