Fuel pressure sensor shows 3635 psi instead of target 344 psi

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In the scanner and the techstream it shows the fuel pressure 10 times higher than should be. Car has 100k highway mileage. Fuel trims under 6% no codes no check engine, runs good. Low pressure fuel system says target 44 psi and actual also 44 psi. Engine toyota 2gr-fks. What could l do next to find whats the problem?