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Engine oil cooler - exploded view > < Oil filter housing and engine oil cooler

A3 Mk2

Oil filter housing - exploded view
   
Oil filter housing - exploded view
1 - Timing chain cover with oil filter housing
2 - Cover cap
3 - Seal
q   Renew if leaking
4 - Filler cap
5 - O-ring
q   Renew
6 - Crankcase breather hose
q   Press release tabs to detach
7 - Seal
q   Renew if leaking
8 - Bolt
q   5 Nm
9 - Oil separator
10 - Sealing cap on oil filter housing
q   Depending on version
q   25 Nm
11 - O-ring
q   Depending on version
q   Renew
12 - Oil filter element
q   Oil filter cartridge on some versions → Fig.
q   Removing and installing → Booklet808
13 - Valve unit
q   With filter bypass valve, 1.8 bar
q   With non-return valve
q   To remove, press release tab and turn anti-clockwise
q   Cannot be renewed separately
14 - Compression spring
15 - O-rings
q   Renew

   
Oil filter
A complete oil filter cartridge -arrow- is installed instead of an oil filter element in some engine versions.
  A17-10623
Bolted connection: oil supply pipe to timing chain cover (from approx 04.2008 onwards)
–  Tighten banjo bolt -arrow- to 20 Nm.
  A21-10448

Engine oil cooler - exploded view > < Oil filter housing and engine oil cooler