Removal

You carry out removal of a final collector on the cold engine in the following order:

– switch off ignition and disconnect a wire of "weight" from the rechargeable battery;

– tighten the parking brake and establish an emphasis under back wheels;

– lift a forward part of the car and establish on support;

– remove an antisplash guard of a motor compartment;

Fig. 3.77. Fastening of a reception exhaust pipe to a final collector: 1 – bolts; 2 – bolts of fastening of the lower part of a final collector; 3 – oxygen sensors

– apply on bolts of 1,2 (fig. 3.77) and a spring of fastening of a reception exhaust pipe to a final collector the means facilitating them an otvorachivaniye. After impregnation of bolts, turn out them and separate a reception exhaust pipe from a collector, at the same time be careful not to damage oxygen 3 sensors;

– turn out bolts of fastening of the lower braces of a final collector;

– disconnect electric sockets from oxygen sensors;

– from a motor compartment remove the top thermofilter of a final collector. There is also lower thermofilter which is attached from below a final collector, and it is not required to be removed;

Fig. 3.78. Arrangement of nuts of fastening of a final collector

– turn out nuts (fig. 3.78) and bolts and, having pulled from a head of the block of cylinders, remove a final collector with laying.

Installation

You make installation in the following order:

– remove with a scraper the remains of old laying and deposits of soot from privalochny surfaces of a final collector and a head of the block of cylinders;

– if the new final collector is established, it is necessary to rearrange from an old collector on the new lower thermofilter;

– establish new laying of a final collector on a head of the block of cylinders according to the inscriptions and signs which are available on it;

– establish a final collector and fix it by nuts. Tighten nuts in several passes, since the center and further on a spiral.

You carry out further installation to the sequences, the return to removal.

Launch the engine and check for lack of leak of the fulfilled gases.