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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Accumulator charging pressure monitoring
  1. Faulty Bleeding Process
  2. leakage on hydraulic pipe lines
  3. Faulty pressure sensor
  4. Excessive braking
Enable Conditions
  • In the case of HPA pressure is under 100 Bar more than 1.2sec.
MIL
  • The EBD/RBS/ABS/ESP (ESC)/DBC warning lamps and buzzer are activated. The AVH warning lamp is activated in case of the vehicle equipped with AVH.
Reset condition
  • When HPA pressure is recovered to normal pressure range.
NOTE: IBAU: Integrated Brake Accumulation Unit
LDC: Low voltage DC/DC Converter
RBS: Regenerative Brake Cooperation System
ABS: Anti-lock Brake System
EBD: Electronic Brake-force Distribution System
VDC: Vehicle Dynamic Control
AVH: Auto Vehicle Hold
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