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DTC C1702 Variant Coding Error: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Internal monitoring
  • Inoperative HECU
  • Replacement of PCM (ECM & TCM)
Monitoring Period
  • Once during startup.
Enable Conditions
  • During initialization, there is no inputted valid variant code.
  • No variant code stored in EEPROM.
  • Received variant code is invalid.
  • There is a difference between preset variant code and detected variant code.
Fail Safe
  • The ABS/EBD/ESC functions are inhibited.
  • The ABS/EBD/ESC warning lamps are activated.
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