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Infiniti
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2021
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QX50 Essential, 4WD
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Control System (DTC/Circuit Diagnosis) (3 Of 5)
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DTC/Circuit Diagnosis
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DTC P0453: EVAP Control System Pressure Sensor
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DTC Description
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Possible Cause
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Possible Cause
Harness or connectors (EVAP control system pressure sensor circuit is shorted.)
EVAP control system pressure sensor
EVAP canister vent control valve
EVAP canister
Rubber hose from EVAP canister vent control valve to vehicle frame