Fuel Injector, Checking

Fuel Injector, Checking

Special tools, testers and auxiliary items required

• Fuel Injector Test Stand with pressure gauge.

Test requirements

• Diesel Fuel Injection Pump OK.

• Fuel injector removed.

Procedure

- Remove the Fuel Injectors..

- Connect the Fuel Injector to the Fuel Injector Test Stand with pressure gauge.

• Always follow the manufacturers instructions for connecting the fuel injector.

• Always follow the manufacturers operating instructions.

- Using the Fuel Injector Test Stand with pressure gauge, check the Fuel Injector for pressure and leaks.

Specified value: 150 bar (2175 PSI) for 10 seconds.

- Fuel should not leak from the Fuel Injector nozzle.

If the Fuel Injector leaks or does not hold pressure:

- Replace the faulty Fuel Injector. Refer to Diesel Fuel Injection System.

- Assembly is performed in the reverse of the removal.