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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible cause
DTC Strategy
  • MAX-Error of diagnosis of engine efficiency for catalyst heating during idle
  1. Intake system for blockage
Enable Conditions
  • After catalyst heating is active > 3sec
  • BARO > 75 kPa
  • Engine load < 55%
  • Vehicle Speed = 0 mph
  • Time after engine start > 3sec
  • Catalyst heating is active
  • Engine speed > 600rpm
Threshold value
  • Average of spark efficiency deviation during 10sec (Actual - Target efficiency) > Threshold f (ECT at Start)
Diagnosis Time
  • 8sec
MIL On Condition
  • 2 Drive Cycles
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