P0452 - Evaporative Emission System Pressure Sensor/Switch Low
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P0452 - EVAPORATIVE EMISSION SYSTEM PRESSURE SENSOR/SWITCH LOW
| Description: This DTC sets when the fuel tank pressure (FTP) sensor signal average drops below a minimum allowable calibrated parameter. | |||
Possible Causes:
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| Diagnostic Aids: An FTP voltage PID reading less than 0.22 volt in ignition ON, engine OFF or ignition ON, engine running indicates a concern is present. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST HX: EVAPORATIVE EMISSION (EVAP) SYSTEM AND MONITOR . | ||