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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • No signal activity
  1. Poor connection
  2. Short to Power in signal circuit
  3. HO2S (B2/S2)
  4. ECM
Enable Conditions
  • Battery voltage is higher than 10.7V
  • Lambda is than 1.1 for 9 sec.
Threshold Value
  • S2 sensor voltage is lower than 0.65V
Diagnostic Time
  • 9 sec.
MIL ON Condition
  • 2 Driving Cycle
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