Relieving pressure in the fuel supply system 4.0L (Discovery 3)

Special tool

Fuel Rail Pressure Test Adapter 310-116 (LRT-19-006A)

CAUTION: Some fuel will inevitably spill during this operation. Make sure that all necessary precautions are taken to prevent fire and explosion.

1. Disconnect the ground cable from the battery.

2. Remove the engine cover. Engine Cover - 4.0L (12.30.50)

3. Release the clamp and disconnect the purge line.



4. Remove the fuel rail Schrader valve cap.

5. Install the special tool on the Schrader valve on the fuel rail.

6.

CAUTION: Do not carry or use a cellular telephone when working on or near any fuel related parts. Risk of ignition of flammable vapors. Failure to follow these instructions may result in personal injury.

WARNING: Do not smoke or carry a lighted cigarette or open flame of any type when working on or near fuel-related items. There is a risk of ignition of flammable vapors. Failure to follow these instructions may result in personal injury.

Open the valve on the special tool, release the fuel pressure and drain the fuel into a container.

7. Close the valve on the special tool.



8. Remove the special tool from the Schrader valve. Remove the container.

9. Place the cap on the Schrader valve.

10. Connect the purge pipe. Clean the contact surfaces of the units.

[The publication was copied from a web resource lrman.ru]

11. Install the engine cover. Engine Cover - 4.0L (12.30.50)

12. Connect the ground wire to the battery.