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P0453 Diagnostic Trouble Code Discussion for December 2005

Fuel Tank Pressure Sensor Circuit High Voltage

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Trouble Ticket Help Requests for DTC P0453
Help Request Posted
2000 Porsche Boxster Roadster 2.7L MIL Lamp on VIN: WPOCA2986Y
P0453: evap pressure sensor signal high. ... has a P0453 evap pressure sensor signal high. We used the wiring diagram out of alldata to see what we actually had. While checking the three wires going to the fuel tank pressure sensor, this is what we found. With the KOEO or KOER we have system voltage ...
December 03, 2005