Audi Workshop Service and Repair Manuals > A3 Mk2 > Power unit | 4-cylinder TDI engine (2.0 ltr. 4-valve common rail), mechanics | Exhaust system | Silencer (vehicles with engine code CBEA)

Removing and installing ammonia trap

Removing

–	Loosen clamp -2-.

–	Loosen bolt connections -arrows- on clamp.

–	Push clamp back and remove ammonia trap.

Installing

Installation is carried out in the reverse order; note the following:

Note

Note installation position of seal between exhaust flap control unit -J883- and NOx storage catalytic converter or ammonia trap → Fig..

Audi Workshop Service and Repair Manuals