Diesel Fuel System Preliminary Tests
NOTE:
The fuel system is highly sensitive.
NOTE:
All work must be carried out with great cleanliness and care.
NOTE:
Any air in the system can damage the high pressure fuel pump. Therefore, the vehicle must never be operated with the fuel tank empty.
| CHECK TO BE MADE | RESOLUTION |
|---|---|
| Verify that the tank contains the right type of fuel. | Drain and properly dispose of fuel tank contents and clean the fuel tank. |
| There must be greater than 5 liters of fuel in the tank. | Add the necessary amount of fuel. |
| Check for leaks in the fuel supply: Check hoses and tubes connected to detect any obstruction, damage, etc.; Check that there are no points of failure / scratches on the fuel lines or fuel injection; Check connections of fuel lines (quick connectors); Check the status of the fasteners. Verify that the connections and seals are fitted correctly. Check there is no obstructions, leaks, air or water in the fuel system. |
Repair or replace components as necessary. |
| Verify the tightening torque of the countersunk screws | Properly tighten the components |
| Check the fuel filter. | Replace the fuel filter. Refer to FILTER, FUEL, REMOVAL AND INSTALLATION . |