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Checking mechanical exhaust gas recirculation valve - engine code letters BDG, BDH > < Removing and installing mechanical exhaust gas recirculation valve - engine code letters AKE, AYM, BAU, BCZ, BFC

A4 Mk2

Exhaust gas recirculation system on vehicles with engine code letters BDG, BDH - exploded view of components
   
Exhaust gas recirculation system on vehicles with engine code letters BDG, BDH - exploded view of components
1 - Exhaust gas recirculation cooler
q   Removing and installing → Chapter
2 - Gasket
q   Renew
3 - 9 Nm
q   Fitted from intake manifold end
4 - Coolant hose
q   To coolant expansion tank
5 - Gasket
q   Renew
6 - Vacuum hose
q   From change-over valve for exhaust gas recirculation cooler -N345-
7 - Mechanical exhaust gas recirculation valve
q   Removing and installing → Chapter
q   Checking → Chapter
q   Checking exhaust gas recirculation in “Guided Fault Finding” → Vehicle diagnosis, testing and information system VAS 5051
8 - 25 Nm
q   Renew
9 - Gasket
q   Renew
10 - Connecting pipe for exhaust gas recirculation
11 - Gasket
q   Renew
12 - 22 Nm
q   Renew
13 - 22 Nm
14 - 22 Nm
15 - Coolant hose
q   To coolant pipe
16 - Coolant hose
q   To coolant pipe

   

Checking mechanical exhaust gas recirculation valve - engine code letters BDG, BDH > < Removing and installing mechanical exhaust gas recirculation valve - engine code letters AKE, AYM, BAU, BCZ, BFC