Equus 3640 - Fuel Injection Pressure Tester Manual de usuario descargar pdf (Pagina 3)

1 General Information

Engine 1-1

1.1 ABOUT THE TESTER

The Fuel Injection Pressure Tester Kit is designed to perform fuel pressure

tests on most domestic and import cars and trucks. The tester saves you time and

money by helping you test and troubleshoot fuel system problems which can

affect your vehicle's performance and fuel economy.

The tester can help you identify and diagnose:

•

Low fuel pump pressure

•

Leaking fuel injectors

•

Faulty fuel pressure regulator

•

Clogged fuel filter

•

Leaks in the fuel system

1.1.1 Fuel Injection Pressure Tester Kit Components (see Figure 1)

1. Tester Gauge. Shows fuel pressure in system during test.

2. Relief Valve. Relieves pressure in the fuel system during and after

testing.

3. Bleed-Off Hose. Drains bleed-off fuel into a suitable container.

4. Gauge Hose. High pressure hose with threaded female connector;

connects to the vehicle's fuel system test port.

5. Tee Fitting. Universal fitting with built-in test port. Allows the tester to

be used on some vehicles not factory-equipped with a test port (Schrader

valve).

Figure 1. Fuel Injection Pressure Tester Kit Components

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Equus 3640 - Fuel Injection Pressure Tester Manual de usuario Pagina 3