Boost Or Pressure Sensor
- Disconnect vacuum hose from sensor. Connect voltmeter to "D" terminal. See Fig 1 . Using vacuum pump, apply 3.9 in. Hg to sensor.
- Turn ignition on and note voltage reading. Voltage should be within 2.5-3.5 volts for non-turbo or 2.0-2.5 volts for turbo models. Replace sensor if not within specification.