Home/Audi/TT/Audi TT 8N (1998-2003)/Repair manual/Cooling System (mechanical)/Combination Valve for Secondary Air System, Removing and In…
Contents Wiring diagrams Section: Cooling System (mechanical) All sections

Combination Valve for Secondary Air System, Removing and Installing Audi TT 8N

Cooling System (mechanical) 1 illustration ~103 words

Removing

  1. Move electrical wire (arrow) clear.
  2. Loosen hose clips -1- and -2- and remove air hose between air cleaner housing and Throttle valve control module -J338-.
  3. Take out air cleaner housing.
  1. Unbolt Throttle valve control module -J338- from intake manifold (arrows) and move clear to one side (coolant hoses remain attached).

Scheme 253

Scheme 253
  1. Disconnect air hose -2- and vacuum hose -1- at combination valve for secondary air system.
  2. Unscrew 2 bolts (arrow) and remove combination valve.

Installing

Installation is performed in the reverse order. Note the following

Note. Replace seals and gaskets.

Tightening torques

ComponentNm
Combination valve for secondary air system to bracket10
Throttle valve control module -J338- to intake manifold10