Note. On the engine 2112 (1,5i) catalyst (catalytic converter) the engine is installed between the exhaust pipe of the silencer and the additional silencer.
To carry out repair work, a viewing hole or overpass is required.
Removing
1. We prepare the car for repair work (see paragraphs 2b and 4 "Preparing the car for maintenance and repair").
2. Using a 13 mm socket wrench, unscrew the two bolts of the movable hinge and remove the metal-graphite ring (see points 1-2 "Muffler intake pipe metal-graphite sealing ring - replacement").
3. Using a 17 mm spanner wrench, unscrew the nuts of the two bolts securing the catalyst to the flange of the additional muffler, holding the bolts with a 17 mm wrench.
Recommendation. If the nuts cannot be removed, cut them with a hacksaw blade or cut-off machine.
Installation
Installing a catalytic converter (catalytic converter) engine and all removed parts in the reverse order of removal.