Front exhaust pipe (B204L)
Front exhaust pipe (B204L) |
To remove |
1. |
Disconnect the oxygen sensor's cables, undo the cable clamp and the clip and lift up the car.
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2. |
Remove the oxygen sensor.
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3. |
Undo the joint between the front exhaust pipe and the intermediate pipe.
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4. |
Unbolt the front exhaust pipe from the turbocharger.
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5. |
Remove the screw from the securing point and remove the exhaust pipe.
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To fit |
1. |
Clean the joints.
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2. |
Fit the screw which holds the exhaust pipe to the engine, but do not tighten it.
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3. |
Insert the front exhaust pipe and screw it on to the turbocharger. Lubricate the three stud screws on the turbocharger with Molycote 1000 prior to fitting.
Tightening torque: 25 Nm (18.5 lbf ft). |
4. |
Tighten the screw which holds the exhaust pipe to the securing point on the engine.
Turning torque 40 Nm (30 lbf ft). |
5. |
Bolt together the joint under the car.
Tightening torque 20 Nm (15 lbf ft). |
6. |
Refit the oxygen sensor. Lubricate the threads with Molycote 1000 prior to fitting.
Tightening torque 55 Nm (41 lbf ft).
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7. |
Lower the car to the floor and plug in the oxygen (Lambda) sensor connector. Fit the cable clamp and clip.
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