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P0453 Diagnostic Trouble Code Discussion for October 2012

Fuel Tank Pressure Sensor Circuit High Voltage

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Trouble Ticket Help Requests for DTC P0453
Help Request Posted
1999 Subaru Legacy Limited 30th Anniversary 2.5L MIL Lamp on VIN: 4S3BG6855X
P0453: EVAP Pressure Sensor Circuit High Input. ... crazy for several weeks. Customer came in with check engine light on and failed emissions papers. Code P0453 stored for high signal from fuel tank pressure sensor.Followed diagnostic flow chart and determined that fuel tank sensor was bad. Replaced fuel ta...
October 04, 2012