940 SE L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1991)
3.
Disconnect connector from sensor.
4.
Connect a buzzer.
5.
Increase pressure with pump. Switch should open (stop buzzing) at:
A pressure of:
approx. 85 - 95 kPa (12.1 - 13.5 psi)
6.
If switch does not open as specified, replace and retest with new turbo over-boost pressure switch.
7.
Disconnect the test equipment and reconnect hose to intake manifold.