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General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal check, low
  1. Poor connection
  2. Open or short to power in signal circuit
  3. Open in ground circuit
  4. IATS
Enable Conditions
  • Time elapsed after start > 2 sec
Case1 Threshold Value
  • Measured temperature < -49 °F
Diagnostic Time
  • 100 sec.
Case2 Threshold Value
  • Measured temperature < -49 °F
Diagnostic Time
  • 2 sec.
MIL ON Condition
  • 2 driving cycle