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P0451 Diagnostic Trouble Code Discussion for November 2009

Fuel Tank Pressure Sensor Performance

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Trouble Ticket Help Requests for DTC P0451
Help Request Posted
2005 Toyota Tacoma 4.0L MIL Lamp on VIN: 5TELU42N05
P0451: EVAP Vapor Pressure Sensor Range/Performance. ... check engine light on and code P0451 (Pressure sensor noising/stuck). After electrical component testing and smoke testing the evap system, without the factory tool, we found no problems. After doing some research, we decided to go ahead and replace the ch...
November 18, 2009