FixVault

General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible Cause
DTC Strategy
  • Oxygen storage capacity
  • Exhaust system
  • B1S2
  • Catalyst converter
  • ECM
Enable Conditions
  • Engine speed 1200~3000rpm
  • Engine load 15~50%
  • Catalyst temp. (model) 470~700°C (878~1292°F)
  • Purge factor (high load canister) < 12
  • Closed loop control
Threshold Value
  • Amplitude of downstream O2 sensor signal > 0.5
Diagnostic Time
  • 60 sec
MIL ON Condition
  • 2 driving cycle

* B1S1 : upstream oxygen sensor/B1S2 : downstream oxygen sensor