Exhaust System, Installing
Exhaust System, Installing
• Align exhaust system when cold.
Vehicles without double clamps between center and rear muffler
- Loosen bolts of clamping sleeves => [ (Item 9) Front clamping sleeves ] .
- Push exhaust system far enough forward - arrow - until pre-load on retaining loops at right on rear mufflers is - a - = 5 to 9 mm.
- Tighten the clamping sleeve connections evenly to 23 Nm.
- Align the tail pipe.
Vehicles with double clamps between center and rear muffler
• Only for vehicles with clamping sleeves between center and rear mufflers, the center muffler must also be aligned.
- Loosen bolts of clamping sleeves => [ (Item 9) Front clamping sleeves ] and => [ (Item 20) Rear clamping sleeves ] Exhaust System, Vehicles with All Wheel Drive Assembly Overview.
- Push front section of exhaust system far enough forward - arrow - until pre-load on retaining loops at center muffler - a - = 5 to 9 mm.
- Tighten from clamping sleeve connections => [ (Item 9) Front clamping sleeves ] evenly to 23 Nm.
- Push rear section of exhaust system far enough forward - arrow - so that the pre-tension at rear retaining loops of rear mufflers is - a - = 5 to 9 mm.
- Align rear muffler horizontally.
- Tighten bolts for rear clamping sleeve => [ (Item 20) Rear clamping sleeves ] Exhaust System, Vehicles with All Wheel Drive Assembly Overview uniformly to 23 Nm.
- Align the tail pipe.
Align the tail pipe
- Check distance of the tail pipe at left and right to bumper:
• Dimension - x - left = dimension - x - right.
If necessary, correct dimension "x" as follows:
- Loosen threaded connections - arrow - of brace between exhaust pipes.
- Adjust the distance between the rear mufflers.
- Tighten the threaded fastener to 25 Nm.
- Check distances - y - and - z - of tail pipe to bumper:
• Dimension - y - = 17 to 19 mm.
• Dimension - z - = 0 ± 2 mm.
- If necessary, check whether the exhaust system is aligned tension-free. Refer to => [ Exhaust System, Installing ] Exhaust System, Installing.