Water In Fuel System

WARNING: Never drain or store fuel in an open container due to the possibility of fire or explosion.

REMOVE OR DISCONNECT
1. Negative battery cable.
2. Fuel from the tank. Refer to Draining the Fuel Tank.
3. Fuel tank. Refer to Fuel Tank Replacement.
4. Fuel sender. Refer to Fuel Sender Replacement.

Clean
- Fuel tank.

- The tank should be replaced if it is rusted internally.

- Fuel strainer or replace if necessary. Refer to Fuel Strainer Replacement.

5. Fuel feed hose at the fuel lift pump.
6. Fuel return line at the injection pump.

- Use low air pressure to blow out the lines toward the rear of the vehicle.

- Replace the pipes if they are rusted internally.

7. Remove F/SQL fuse from fuse panel.
8. Fuel filter. Refer to Fuel Filter Element Replacement. Service and Repair

INSTALL OR CONNECT
1. Fuel sender. Refer to Fuel Sender Replacement.
2. Fuel tank. Refer to Fuel Tank Replacement.
3. Fuel feed pipes at fuel lift pump.
4. Clean diesel fuel into the tank until it is 1/4 full.
5. Fuel tank cap.
6. Negative battery cable.

- Crank the engine for 15 seconds with one minute cooling periods until clean fuel is pumped out. Use a suitable container to catch the fuel.

7. New fuel filter. Refer to Fuel Filter Element Replacement. Service and Repair
8. A hose from the return line at the fuel injection pump to a closed metal container with a capacity of at least 8 liters (2 gallons).

- Crank the engine for 15 seconds with one minute cooling periods until clean fuel appears at the return line.

9. Install F/SQL fuse in fuse panel.

- Crack open each injection line at the nozzle. Use two wrenches to prevent nozzle damage.
- Crank the engine for 15 seconds with one minute cooling periods until clean fuel appears from each nozzle.

Tighten
- Injection line to nozzle fitting to 25 Nm (18. lb. ft.).

- Use two wrenches to prevent nozzle damage.

- Start the engine and allow it to idle for 15 minutes.

- Make sure the fuel return line is in the metal container and that the container does not overflow.

- Remove the hose from the metal container.

10. Fuel return line to the injection pump.

- Check for leaks.

11. Clear engine Diagnostic Trouble Code (DTC)(s). Testing and Inspection