Component Inspection

Engine Control
P0452 Evaporative Emission System-Pressure Sensor Low Input - Inspection/Repair:_:Component Inspection

Component Inspection

1. Ignition "ON" & Engine "OFF".
2. Disconnect hose connecting FTPS to the Fuel Tank.
3. Using a vacuum pump, apply vacuum to the hose connecting to FTPS.
4. Measure FTPS output voltage between signal terminal of the FTPS harness connector and chassis ground.

Specification :Voltage increases proportionally with decreasing pressure.





5. Is voltage within the specification?