FixVault

DTC P0453 EVAP. Emission System-Pressure Sensor High Input: DTC Detecting Condition

DTC DETECTING CONDITION CHART

ITEM DETECTING CONDITION POSSIBLE CAUSE
DTC Strategy
  • Voltage range check
  • Short to battery in FTPS harness
  • Contact resistance in connectors
  • Faulty FTPS
Enable Conditions
  • 11V < Battery volt <16V
Threshold Value
  • Signal voltage < 4.78V
Diagnostic Time
  • 0.5 sec.