Attention! The fuel in the power system is under high pressure, so it is forbidden to loosen the fuel line connections while the engine is running or immediately after it has stopped. To carry out work on the repair of the power supply system on a just stopped engine, it is necessary to first reduce the pressure in the power supply system. After 2-3 hours after the engine is stopped, the pressure in the power supply system will drop to almost zero.
1. Turn off the ignition, open the hood and place it on the stop.
2. Disconnect the wire from the terminal «minus» battery.
3. Press the left...
4.... and the right clamps of the cover of the mounting block, remove the cover.
5. Remove the fuel pump relay from the mounting block (shown by arrow).
6. Connect the wire to the terminal «minus» battery, start the engine and let it run until the injector rail runs out of fuel. After that, the engine will shut down.
7. Turn off the ignition. Now you can disconnect the fuel lines.