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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Rationality check
  1. Poor connection
  2. leak or clog in intake air system
  3. Injector
  4. Fuel pressure
  5. B1/S1
Enable Conditions
  • Engine speed is higher than 1240 RPM and lower than 2000 RPM.
  • Engine load is higher than 30% and lower than 63%.
  • EGT around upstream O2S is higher than 400°C (752°F)
Threshold value
  • Cycle period of S1 signal is higher than 2.0 sec
Diagnosis Time
  • 7 cycle
MIL On Condition
  • 2 driving cycle
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