Civic Sedan L4-1493cc 1.5L SOHC (D15B2) TBI (1989)
Manifold Pressure/Vacuum Sensor: Specifications
Manifold Absolute Pressure/Output voltage chart
125 mm Hg (5 in. Hg)......................................................................................................................................................................................2.5 Volts
250 mm Hg (10 in. Hg)....................................................................................................................................................................................2.0 Volts
375 mm Hg (15 in. Hg)....................................................................................................................................................................................1.5 Volts
500 mm Hg (20 in. Hg)....................................................................................................................................................................................1.0 Volts
625 mm Hg (25 in. Hg)....................................................................................................................................................................................0.5 Volts