Disassembling and Assembling Intake-Air Distributor

Disassembling And Assembling Intake-air Distributor

Technical values







Disassembling intake-air distributor







1. Remove fuel ring pipe by unscrewing the four Torx screws (M6 x 12) Screw for fuel ring pipe and pull the fuel rail with fuel injectors from the seats.
2. Loosen spring band clamp -1- and pull off hose -2- on throttle body.







3. Remove cycle valve on intake distributor by unscrewing the tapping screw -arrow-.







4. Unscrew fastening screws -arrows- for vacuum units.







5. Lever ball sockets from the ball heads.
6. Unclip solenoid valves from brackets and remove the entire hose assembly.







7. Remove intake-air distributor gaskets.







8. Remove throttle body by unscrewing the four Torx screws (M6 x 50) -arrows-.







9. Pull off the seal -arrow- from the throttle body.







10. Remove cap by unscrewing the two plastic screws.







11. Loosen screw-type hose clamps -arrows- and disconnect intake-air distributor.
12. Thoroughly clean components before assembly. Do not treat the surface with strong cleaning agents.

Assembling intake-air distributor

INFORMATION: Always replace O-rings and gaskets.










1. Join intake-air distributor with the rubber sleeves, then position and tighten the screw-type hose clamps -arrows-.







2. Replace O-rings -arrow- of cap and lightly grease with Optimol MP3.







3. Fit cap by screwing in the two plastic screws -arrows-.







4. Lightly grease and fit new seal for throttle body with Optimol MP3.







5. Fit throttle body by screwing in and tightening the four Torx screws (M6 x 50) -arrows- . Tightening torque: 7.5 ftlb.







6. Lightly grease and fit new moulded seats - Intake distributor gasket for intake-air distributor with Optimol MP3.
7. Clip solenoid valves into the brackets.
8. Clip ball sockets onto ball heads; if necessary, lightly grease with Optimol MP3 beforehand.







9. Screw in fastening screws -arrows-.
10. Fasten cycle valve with tapping screw -arrow-.







11. Push on hose -2- and position clamp -1-.
12. Replace O-rings on fuel injectors and apply a light coat of silicone spray to ease fitting.







13. Fit fuel ring pipe by pressing the fuel injectors into the seats in the intake-air distributor and tightening the four Torx screws (M6 x 12) -arrow-. Tightening torque: 7.5 ftlb.