Barometric Pressure Sensor: Testing and Inspection

Fig. 50 Testing atmospheric pressure sensor.:

Fig. 51 Atmospheric pressure sensor terminal identification.:

1. Connect voltmeter to atmospheric pressure sensor terminal ``D,'' Figs. 50 and 51.
2. Turn ignition switch on and note voltage reading. Voltage should be approximately 4 volts at sea level or approximately 3 volts above 6500 ft.