SEQUENCE OF WORKS
1. Check the reliability of the high-pressure fuel line and the fuel return line connections.
2. Check the tightness of the fuel pump distributor housing cover.
3. Check the condition of the fuel filter (filter replacement frequency is every 45,000 km of vehicle mileage).
4. Check the tightness of the plug on the injector of the 4th cylinder.
5. Check the tightness of the fuel supply and return lines.
6. Check the tightness of the sealing rings of the fuel supply control lever of the high-pressure fuel pump (HPFP).
[A copy of the article is available on the website: fordbook]