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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Audi A6 (1997 release)

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Audi A6
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Separating center and rear silencers
The correct position of the elements of the exhaust system
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Separating center and rear silencers



If you disconnect the exhaust system is complicated, with a gas burner, heat the connection pipe and disconnect it.
Rear and center mufflers are designed as a single block, but each of them can be replaced individually.

Front-wheel drive cars

Place the cutting back and center mufflers on vehicles with front-wheel drive six-cylinder engines
Fig. 4.35. Place the cutting back and center mufflers on vehicles with front-wheel drive six-cylinder engines: a = 182 mm


On the tube connecting the rear and center mufflers, apply a label and a special cutter (eg, VA G 1523) cut the pipe (Fig. 4.35).
If necessary, replace the rear or the central silencer. Replace the pipe joint clamp and secure it by tightening the clamp bolts to 40 Nm. Clamp set so that the lower edge of the clamp bolts located at the level of exhaust pipe.

All-wheel drive vehicles

Place the cutting center and rear mufflers wheel-drive vehicles with six-cylinder engines
Fig. 4.36. Place the cutting center and rear mufflers wheel-drive vehicles with six-cylinder engines: a = 244 mm


On the pipes connecting the rear and center mufflers, apply labels and special cutter (eg, VA G 1523) cut the pipe (Fig. 4.36).
If necessary, replace the rear or the central silencer.
Position the rear silencer in a horizontal position on the exhaust system hangers.

Position clamps when connecting the center and rear mufflers wheel-drive vehicles
Fig. 4.37. Position clamps when connecting the center and rear mufflers wheel-drive vehicles


Replace the pipe joint clamps and secure them by tightening the clamp bolts to 40 N ?� m (Fig. 4.37). Clamps, set so that the bottom edge of the clamp bolt located at the level of exhaust pipe.




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