Removing
Attention! See precautions in subsection 6.3.1 before starting work.
1. Disconnect the negative battery cable before removing it.
2. Access to the fuel pressure regulator will be significantly improved if the air filter is removed (see subsection 6.3.1.2).
3. Release pressure from the fuel system (see fig. subsection 6.3.1.7).
4. Release the clamp and disconnect the fuel hose from the fuel pressure regulator.
5. Disconnect the vacuum hose from the regulator.
6. Loosen and remove the two mounting screws, then remove the adjuster from the throttle body and remove both o-rings.
Installation
7. Installation is carried out in the reverse order of removal.
8. At installation use new sealing rings.