Power steering pump delivery pressure, checking: Checking

Disconnect pressure line from power steering pump.
Install adapter and gauge (valve in open position).
1. A - Adaptor fitting US 1074/4A
2. B - Hydraulic fitting VW 1402/1A
3. C - Hose from adapter set VAG 1402/6
4. D - Power steering pressure gauge US 1074B
Fig 1: Installing Power Steering Pressure Gauge US 1074B
Courtesy of VOLKSWAGEN OF AMERICA, INC.
Start engine and if necessary add fluid to reservoir.
With engine idling, close valve of US 1074/B (not longer than 5 seconds) and check pressure.

Specification: 85-95 bar (1233-1378 psi)

NOTE:

If the pressure reading is higher or lower than specified, replace power steering pump: vehicles up to 115 hp engine, see POWER STEERING PUMP, SERVICING (VEHICLES WITH 1.8, 1.9 AND 2.0 LITER ENGINES) , and for vehicles with 172 hp engine see POWER STEERING PUMP, SERVICING (VEHICLES WITH 2.8 LITER VR6 ENGINE) .
If fluid in reservoir is low always check the steering system for leaks.
If leaking at pinion first check the hose/line connections for leaks and if necessary tighten and wipe dry.
For leaks at pinion seal or the rack seals in steering gear housing: repair or replace the steering gear.
To check the rack seals loosen clamp on boot and push boot back.