DTC P0451: Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem: Notes

Fig 1: Fuel Tank Pressure (FTP) Sensor - Circuit Diagram

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Fuel Tank Pressure (FTP) Sensor Output Voltage Graph

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Fig 3: Fuel Tank Pressure Sensor Output Waveform Graph

Courtesy of AMERICAN HONDA MOTOR CO., INC.