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Home >> Hyundai >> 2020 >> Sonata SEL >> Repair and Diagnosis >> Electrical >> Body Electrical >> Wireless Power Charger Diagnosis (Except HEV) >> DTC B16B2-00: WPC ECU Internal Error >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
DTC Strategy
  • CAN Communication Monitoring
  1. UART Communication error
  2. Open/short in temperature sensor
  3. Open/short in charging coil
Enable Condition
  • ACC "ON"
  • Normal Battery Voltage
Threshold Value
  • Not initialized communication or Checksum mismatch between the MCU and the Charging Controller
  • The voltage of temperature sensor lower than 0.2V or higher than 4.8V
  • Charging coil current is abnormal

    * If any one of the above case occur, it is determined as failure

DTC Detecting Time
  • Charging controller error: 1000 ms
  • Temperature sensor error: 150 ms
  • Transmitting coil error: 150 ms
Recovery Time
  • When fault cleared