Replacing the pressure sensor in the accumulator of the injection system must be carried out in the following order. Protect the alternator from contamination, remove the intake manifold and close the intake ports.
Disconnect loop (1, fig. 6.138). Holding the pressure sensor from turning by the hex (2), unscrew the hexagon screw (3) on the accumulator and remove the pressure sensor.
When installing, fix the pressure sensor in its original position and hold it against turning by the hexagon (2) and tighten the hex screw (3) torque 70 Nm (7.0 kgf·m). Assemble the engine.
With sensor series «EU4» carry out a correction and reset the value of the average amount of fuel. Test the DME system for function.