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General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Circuit low input
  • Open or short to ground in signal circuit
  • Open in power supply circuit
  • Contact resistance in connections.
  • Faulty MAF sensor
Enable Conditions
  • Time after start > 1sec.
  
Threshold Value
  • Measured MAF < 1 kg/h (2.2 lb/h)
Diagnostic Time
  • continuous
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