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Home >> Hyundai >> 2020 >> Sonata SEL >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Abs Diagnosis (Except HEV) (2 Of 2) >> DTC C1702-04: Variant Coding Error >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
Main action
  • Variant monitoring
  1. Faulty ESP (ESC)
  2. Variant coding is not finished.
  3. CAN Bus "OFF"
  4. Other specifications have been installed
Threshold value
  • When variant coding is not completed.
  • After ignition switch is ON, if the CAN message for engine displacement, engine kind and T/M does not correspond to stored variant code in EEPROM.
  • After ignition switch is ON, if the CAN message for engine displacement, engine kind and T/M does not correspond to defined vehicle specifications.
  • After ignition switch is ON, if the EMS message is can not received due to "CAN Bus-OFF" or "EMS CAN Timeout" for more than 5 seconds.
  • In case that 4WD message is received in 2WD Vehicle
Diagnosis time
  • Immediately/5 seconds
MIL
  • ESP (ESC)/EBD/ABS/EPB warning lamps are activated.
Reset condition
  • When the normal state is confirmed after ignition switch turned OFF and back ON.
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