Removal and installation
1. Remove the intake manifold.
2. Disconnect the fuel supply and return pipes from the high pressure fuel pump (arrows indicate pipe mounting bolts).
3. Remove the top chain and sprockets.
4. Unscrew the bolts through the hole in the lower sprocket (1) fastening the front of the fuel pump.
5. unscrew the bolts (indicated by arrows) and remove the mounting bracket from the rear of the fuel pump.
6. Remove the fuel pump along with the o-ring (indicated by an arrow).
7. Before installation, check that the fuse in the lug of the fuel pump sprocket is aligned with the hole in the pump housing, and check that the camshaft and crankshaft are set to the top dead center of the first cylinder on the compression stroke.
8. Install a new o-ring to the fuel pump.
9. Install the fuel pump, aligning the lower chain sprocket with the lug of the pump, and secure the pump with the bolts. Install the fuel pump rear bracket and secure with bolts.
10. Install the top chain and sprockets.
11. Screw the fuel pipes to the fuel pump.
12. Install the intake manifold.
13. Connect the battery, start the engine and check the fuel system for leaks.
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