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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Circuit continuity check
  1. Poor connection
  2. Open or short power/ground in signal circuit
  3. S1
Enable Conditions
  • Fuel cut condition
  • Sensor ceramic temp is higher than 1328°F
  • Catalyst temp. (model) is lower than 1382°F
Threshold Value
  • Sensor voltage is higher than 4.8V
Diagnostic Time
  • Immediate
MIL ON Condition
  • 2 driving cycle
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