Turbo Boost Sensor: Testing and Inspection

Boost Sensor Check:

1. Connect vacuum pump gauge to boost sensor vacuum hose.
2. Disconnect harness connector from boost sensor and connect battery and voltmeter as shown.
3. Apply vacuum pressure to boost sensor by vacuum pump gauge and measure voltages.
Voltage: Approx. 2.2 V at 0 kPa (0 kg/cm2, 0 psi)

(Atmospheric pressure)
Voltage: Approx. 1.3 V at -55 kPa (-0.56 kg/cm2, -8 psi)