If your vehicle has to be
stopped in an
emergency
If your vehicle needs to
be towedOn-vehicle inspection
1. INSPECT PRESSURE SWITCH NO.1.
(a) Magnetic clutch control:
Inspect pressure switch operation.
Set on the manifold gauge set.
Connect the positive (+) lead from the ohmmeter to
terminal 4 and the negative (-) lead to terminal 1.
Check continuity between terminals when r ...