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Home >> Hyundai >> 2012 >> Elantra GLS, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System (Abs)/Electronic Stability Control (ESC) System >> DTC C1237: Primary Pressure Sensor-Signal >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

DTC DETECTING CONDITION

Item Detecting Condition Possible cause
DTC Strategy
  • Voltage Monitoring
  1. External noise.
  2. Faulty pressure sensor
Enable Conditions
  • If input signal is noisy, Which the gradient of the sensor signal is larger than predefined value for specific times, ECU detect the failure.
  • Outside an ABS/ESC control, And after normal operation of BLS, If the pressure sensor signal is higher than 20bar and BLS is low for 3sec, ECU detect the failure.
Fail Safe
  • Inhibit the ESC/DBC control and allow the ABS/EBD control.
  • The ESC/DBC warning lamp is activated.
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