Combi-Valve, Removing and Installing

Combi-valve, removing and installing
Special tools and equipment





^ VAG1331 Torque wrench 5 to 50 Nm (3 7 to 37 ft. lbs.)
^ VAS 5085 conductor (not shown)

Note:
^ Always replace all seals and gaskets
^ A second technician is required for installation.

Removing
- Remove engine cover.
- Remove intake hose between Air Cleaner and secondary air pump motor -V101 -
- Remove pressure hose between secondary air pump motor -V101- and combi-valve from combi-valve.

Note: Press together at end to release.

- For Engine Code AEG (though MY 1999, 06.99) remove vacuum hose from combi-valve.
- Loosen sealing nuts on connecting pipe.
- Remove protective cover for right drive shaft.
- Unscrew connector pipe from exhaust manifold.
- Unscrew combi-valve using ratchet handle and 4 mm alien socket.

Installing
- Thread front bolts through warm air collector plate from below using tool.
Second technician stops fasteners turning from above.
- Install 4 mm inner hex with ratchet handle in screw head.
- Have second mechanic position combi-valve from above and also guide it during fastening of second bolt.
^ Tightening torque 10 Nm (7 ft. lbs.)

Note: Assembly is the reverse of the disassembly procedure.

^ Tightening torques, Refer to Air Injection, Service and Repair, Secondary Air System Components, Removing and Installing