Operation CHARM: Car repair manuals for everyone.

Boost Sensor Check

Boost Sensor Check:





1. Connect vacuum gauge to boost sensor vacuum line.

2. Disconnect harness connector from sensor. Connect battery and voltmeter.

3. Measure voltage while applying vacuum to boost sensor.

Specified Voltage:
Approximately 2.2 volts @ 0 inHg
Approximately 1.3 volts @ 15.75 inHg