Hydraulic Pressure Test: Notes
WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
An accurate tachometer and pressure test gauges are required. Test Gauge (special tool #C-3293-SP, Gauge, Pressure 0-300 P.S.I.) has a 300 psi range and is used at all locations where pressures exceed 100 psi.