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Home >> Chevrolet >> 2010 >> Cobalt LS, 4D Sedan, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4T45-E - Description And Operation >> Description and Operation >> Automatic Transmission Hydraulic Diagrams >> Reverse (With Electronic Range Select Mode) >> Pressure Regulation >> A/T Fluid Pressure Manual Valve Position Switch (TFP Val. Position Sw.) Assembly

A/T Fluid Pressure Manual Valve Position Switch (TFP Val. Position Sw.) Assembly

Reverse fluid is routed through the 1-2 shift valve and to the TFP Val. Position Sw. Assembly, which signals the PCM that the transmission is in Reverse position.