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General Information: DTC Detecting Condition

DTC DETECTING CONDITION REFERENCE CHART

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal check, low
  1. Poor connection
  2. Open or short to ground in signal circuit
  3. Faulty Fuel Sub Sender
  4. Faulty Fuel Sender
  5. Faulty ECM
Enable Conditions
  • 9V < B+ volt < 16V
  • Engine speed > 500 rpm
Threshold Value
  • Signal voltage < 0.064V
Diagnostic Time
  • 5 sec
MIL ON Condition
  • 2 driving cycle
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