Audi Workshop Service and Repair Manuals > A4 Mk1 > Power unit | Motronic Fuel Injection and Ignition System (6-cyl. Turbo) | Mixture preparation system, electronic inj.,Gas | Vacuum diagram

Motronic Fuel Injection and Ignition System (6-cyl. Turbo)

Vacuum diagram

Subsystem, crankcase breather



Connection on valve cover, cylinder bank 1 Distributor piece Connection on crankcase Pressure limiting valve Connection on valve cover, cylinder bank 2



Fuel pressure regulator Non-return valve (arrow on valve indicates flow direction) Non-return valve (arrow on valve indicates flow direction); see also subsystem, fuel tank breather system .

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