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6.7. Check of the maximum pressure created by the pump

PERFORMANCE ORDER
1. Disconnect a wire from the negative plug of the rechargeable battery.

Prevention

The fuel system remains under pressure, even after switching off of the engine therefore before a detachment of pipelines, it is necessary to take off pressure in fuel system.


2. Take off pressure in fuel system.
3. Lift the car.
4. Connect the measuring OK2A1 131 110 device A about the fuel filter.
5. Connect a wire to the negative plug of the rechargeable battery.
6. An additional wire connect the FUEL PUMP plugs (the fuel pump) and B+ of the diagnostic socket.
7. Include ignition.
8. Check the maximum pressure created by the fuel pump. The maximum pressure created by the fuel pump: 450–650 kPa.
9. If pressure created by the fuel pump does not correspond to demanded, replace the fuel supply block.