Mike's Workshop Manuals
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Nissan-Datsun
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2021
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Sentra S
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System (DTC/Circuit Diagnosis) (3 Of 4)
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DTC/Circuit Diagnosis
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P0451 EVAP Control System Pressure Sensor
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DTC Description
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Possible Cause
Possible Cause
EVAP control system pressure sensor
Barometric pressure sensor (built into ECM)
Clogging, crushing, or damage in hose or piping.