Operation CHARM: Car repair manuals for everyone.

Pump Pressure Check

1. Install hose clamps 3094 or equivalent to return and suction hoses at reservoir and carefully close Off lines. If hose clamps 3094 are not available, use suitable clamping pliers.
2. Press spring clamp to disconnect fuel injection valve.
3. Disconnect flexible hose from suction pipe, then connect adaptor US 1074/4C or equivalent in place of flexible hose.
4. Connect hose of pressure gauge US 1074B or equivalent to adaptor and cose valve on pressure gauge.
5. Remove hose clamps from suction and return hoses.
6. Start engine, at idle, read pump pressure at pressure gauge, then turn Off engine. Do not take longer than 10 seconds to take measurement, or damage may occur.
7. If pressure is not within specifications, replace power steering pump.
8. Reverse steps 1 through 5, noting the following:
a. Run engine at idle with wheels in a straight ahead position for approximately 2 minutes, turn engine Off and immediately check level of fluid in reservoir. If necessary, top up fluid in reservoir to MAX mark.