Exhaust System, Aligning Free Of Tension, Hybrid Vehicles

Procedure

• Align the exhaust system when cold.

Vehicles without Double Clamps between Center and Rear Mufflers

Fig 1: Pressing Center Muffler Toward Front

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the bolts on the front clamping sleeves.

-- Push the exhaust system far enough forward -arrow- until the pre-load on the retaining loops in front of the center muffler is -a- = 6 to 10 mm.

-- Tighten the clamping sleeve threaded connections evenly.

-- Align the tail pipes, refer to TAIL PIPES, REPLACING .

Vehicles with Double Clamps between Center and Rear Mufflers

Fig 2: Pressing Center Muffler Toward Front

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the bolts on the front and rear clamping sleeves.

-- Push the exhaust system far enough forward -arrow- until the pre-load on the retaining loops in front of the center muffler is -a- = 6 to 10 mm.

-- Tighten the front clamping sleeve threaded connections evenly.

-- Push rear part of exhaust system far enough forward -arrow- so that the pretension at rear retaining loops of rear mufflers is -a- = 11 to 15 mm.

Fig 3: Pressing Center Muffler Toward Front

Courtesy of AUDI OF AMERICA, LLC

-- Align rear muffler horizontally.

-- Tighten the rear clamping sleeve threaded connections evenly.

-- Check the distance between the tailpipe and the bumper, refer to TAIL PIPES, REPLACING .

Tightening specifications 

• Refer to OVERVIEW - MUFFLER ASSEMBLY, HYBRID VEHICLES