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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 64 (HEV Motor System Diagnosis (HEV)) >> DTC P0A93: Inverter 'A' Cooling System Performance >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Generator (HSG) temperature range check
  • Generator (HSG) Inverter temperature range check
  1. Cooling System "A"
  2. Lack of EWP Coolant
  3. EWP Performance Fault
  4. Generator Motor (HSG)
  5. Faulty MCU (GCU)
Enable Conditions
  • Ignition ON (SSB LED "BLUE")
  • Aux. Battery voltage is between 9V and 16V
  • When the HSG is overheated: P0A37, P0A38, P0A39.
  • When the GCU is overheated: P0BCD, P0BCF, P0BCE,
  • When the MCU is overheated: P0AEE, P0AF0, P0AEF not detected
Threshold Value
  • If the temperature of Generator Motor (HSG) is between 320°F (160°C) and 365°F (185°C)
  • If the temperature of MCU (GCU) is between 199.4°F (93°C) and 215.6°F (102°C)
Diagnosis Time
  • Immediately
DTC
  • 2 Driving Cycle
MIL On Condition
  • -
Service Lamp On Condition
  • -