Replacing fuel pressure regulator engine BMW M73

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Turn off the ignition.

Version 1 (M73 up to 09/1998)
Turn the bolts 90A
Remove the head cover housing cylinder.
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Disconnect the vacuum hose (1).
Remove the retaining ring.
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Pay attention to the connecting element of the vacuum hose.
Rotate pressure regulator and remove.

Installation:
Replace sealing rings (1 and 2).
Make sure that the sealing surfaces are clean.
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Installation:
The protrusion on the locking ring must enter into the grooves on the withdrawal of the distribution manifold.
Follow instructions for fuel pressure check,

see. 13 … 31
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Version 2 (M73 LEV from 09/1998):
Release screws and loosen shield clamps on the bottom of the body on the passenger side.

Remove the cover (1).
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A warning!
Catch any escaping fuel and dispose of.
Disconnect the vacuum hose (1).
Remove the retaining clip (2).
Remove the fuel pressure regulator.
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Follow instructions for fuel pressure check,
see. 13 … 31