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Removing and installing exhaust gas recirculation cooler > < Exhaust gas recirculation system - engine codes BKE, BPW, BRB and BRC

A4 Mk2

Exhaust gas recirculation system - exploded view
   
Exhaust gas recirculation system - exploded view
1 - 25 Nm
q   Renew
2 - Lower connecting pipe for exhaust gas recirculation
q   When installing, first tighten finger-tight and then tighten to specified torque
3 - 22 Nm
4 - Gasket
q   Renew
5 - Coolant hoses
6 - Exhaust gas recirculation valve -N18- with exhaust gas recirculation potentiometer -G212-
7 - 10 Nm
8 - O-ring
q   Renew
9 - 10 Nm
10 - Air hose
q   Fitting instructions → Fig.
11 - Seal
q   Renew if damaged or leaking
12 - Intake manifold connection
q   With intake manifold flap motor -V157-
13 - O-ring
q   Renew
14 - Intake manifold
q   Removing and installing → Rep. Gr.23
15 - Gasket
q   Renew
16 - 22 Nm
17 - Upper connecting pipe for exhaust gas recirculation
q   When installing, first tighten finger-tight and then tighten to specified torque
18 - 22 Nm
19 - Gasket
q   Renew
20 - Gasket
q   Renew
q   Note installation position
21 - 25 Nm
22 - Exhaust gas recirculation cooler
q   Removing and installing → Chapter
23 - 10 Nm
24 - Gasket
q   Renew

   
Fitting instructions for air intake hoses
–  When installing air intake hoses with plug-in connectors, ensure that the securing clip -arrow- engages audibly on the retaining lug -A-.
  N21-0184

Removing and installing exhaust gas recirculation cooler > < Exhaust gas recirculation system - engine codes BKE, BPW, BRB and BRC