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HOMESERVICE MANUALSHYUNDAI2017SANTA FE SE, FWDREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTILOCK BRAKE SYSTEM (ABS)/ELECTRONIC STABILITY CONTROL (ESC) DIAGNOSISDTC C1513: BRAKE SWITCH CIRCUIT ERRORDTC INFORMATIONDTC DETECTING CONDITION
2017 Hyundai Santa Fe SE, FWD

DTC Information: DTC Detecting Condition

2017 Hyundai Santa Fe SE, FWDSECTION DTC Detecting Condition
DTC DETECTING CONDITIONS AND POSSIBLE CAUSES

Item Detecting Condition Possible cause
DTC Strategy
  • Open circuit monitoring
  1. Open circuit in brake switch line
  2. Faulty brake light switch
  3. Faulty input stage in HECU
Enable Conditions
  • If both BLS (brake lamp switch) and BS (brake switch) have a same state and MCP (Master Cylinder Pressure) > 20bar for 500ms.
  • Outside an ABS/ESC (ESP) control, and after normal operation of MCP, If the pressure sensor signal is higher than 20bar and BLS is low for 3sec.
  • If the BLS/BS changed more than 40times and MCP > 20bar for 5sec.
  • While Vehicle speed > 10km/h, TPS>5%, MCP < 7bar, if BLS is high over 1min.
Fail-Safe
  • Inhibit the ESC (ESP) control and allow the ABS/EBD control
  • The ESC (ESP) warning lamp is activated
RENDER: 1.0x

NO RELATED

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