Injection System: Notes

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Fig 1: Injection System Component Location With Torque Specification - V6 Biturbo

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Injection system V6 biturbo

1	High-pressure pump
2	High-pressure pump piston
3	M8 x 25 screws > Initial - tightening 20 Nm (14.8 ftlb.) > Final tightening + 45°
4	Fuel collection pipe
5	M6 x 16 screw > Tightening - torque 9 Nm (6.6 ftlb.)
6	Fuel collection pipe
7	Oil filter > tightening - torque 40 Nm (29.5 ftlb.)
8	High-pressure fuel line/Coat thread on union nuts with Microgleit DF977S. Observe drying time of at least 5 minutes before fitting./Observe the tightening sequence
9	High-pressure fuel line connection between bank 1 and 2/Coat thread on union nuts with Microgleit DF977S. Observe drying time of at least 5 minutes before fitting./Observe the tightening sequence
10	Clamps
11	M6 screw
12	Fuel line flow
13	Support
14	High-pressure fuel pressure sensor > Tightening - torque 25 Nm (18.4 ftlb.)
15	M6 nut > Tightening - torque 9 Nm (6.6 ftlb.)
16	Low-pressure fuel pressure sensor > Tightening - torque 15 Nm (11.1 ftlb.)
17	Low-pressure fuel line distributor/Coat thread on union nuts with Microgleit DF 977S. Observe drying time of at least 5 minutes before fitting. /Observe specified tightening sequence > Tightening - torque 8 Nm (5.9 ftlb.) > Torque angle 60°
18	M6 x 12 screw > Tightening - torque 9 Nm (6.6 ftlb.)

Shield to high-pressure pump-M6 x 12 screw > Tightening - torque 8 Nm (5.9 ftlb.)

Shield to high-pressure pump - M6 x 25 screw > Tightening - torque 8 Nm (5.9 ftlb.)