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Home >> Kia >> 2023 >> Sorento X-Line EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Control System Diagnosis - 2.5L (VIN C) (7 Of 14) (Except HEV)) >> DTC P0557-00: Brake Booster Pressure Sensor Circuit Low >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different variant/trim than selected.
Item Detecting Condition Possible Cause
DTC Strategy
  • Signal monitoring
  • Poor connector connection
  • Short to ground in signal circuit of brake booster vacuum sensor
  • Faulty brake booster vacuum sensor
Enable Conditions
  • Engine running status (engine speed is more than 32 RPM)
  • Battery voltage is more than 10V
Threshold value
  • Sensor voltage is less than 0.05V
MIL ON Condition
  • Continuous
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