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P0453 Diagnostic Trouble Code Discussion for September 2004

Fuel Tank Pressure Sensor Circuit High Voltage

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Trouble Ticket Help Requests for DTC P0453
Help Request Posted
1999 Volvo S80 2.9 2.9L MIL Lamp on VIN: YV1TS90D6X
P0453: Evap Pressure Sensor signal high. Because I am unable to actually get into the evap system to test the pressure drops I am stuck with my best guess on this one. It is my gut feeling that the vent solenoid is stuck closed which would in turn cause a higher than normal reading in the tank pressu...
September 02, 2004