audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing engine cover panel > < Air cleaner
Air cleaner - exploded view
   
Air cleaner - exploded view
1 - Hose clip
2 - Air hose
q   To throttle valve module -J338-
q   When installing, pay attention to marking → Fig.
3 - Hose clip
4 - Air mass meter
q   Removing and installing air mass meter -G70- with intake air temperature sender -G42- → Chapter
q   5 Nm
5 - O-ring
q   Renew if damaged
6 - Air filter element
q   Always use genuine part for air filter element
q   For maintenance intervals refer to → Booklet811 (for A5 Coupé); → Booklet812 (for A4); or → Booklet818 (for A5 Cabriolet)
q   Removing and installing → Chapter
q   Also clean snow screen (if fitted)
7 - Air duct
q   Clipped into air cleaner (top section)
q   Clean dirt and leaves out of air duct
8 - Air duct
q   Clean dirt and leaves out of air duct
9 - Air duct
q   To lock carrier
q   Clean dirt and leaves out of air duct
10 - Rubber grommet
11 - Water drain hose
q   Clean any leaves and dirt out of water drain hose (important)
12 - Guide for water drain hose
13 - Hot air intake (countries with cold climates only)
q   Slide hot air intake into air cleaner as far as stop; then turn clockwise until it engages noticeably
14 - Air cleaner (bottom section)
q   Clean any salt residue, leaves and dirt out of air cleaner (bottom section)
q   Check for dirt in water drain and clean as required (important)
15 - Retainer for air cleaner (bottom section)
16 - Intake hose for secondary air pump
q   Installed on petrol engines only
17 - Air filter bypass flap valve -N275-
q   With flap for variable intake manifold change-over
18 - Bolt
q   For air filter bypass flap valve -N275-
19 - Bolt
20 - Air cleaner (top section)
q   Clean any salt residue, leaves and dirt out of air cleaner (top section)
21 - Bolt
q   For securing air filter element

   
Pay attention to arrows when installing intake hose.
  A23-10213

Removing and installing engine cover panel > < Air cleaner