J303000 Exhaust Manifold Gasket, Replace (Z 18 XE,
with Air Conditioning, LHD)
Remove
2. |
Disconnect battery
Note: In vehicles from
model year 04 onwards with ESP - the steering angle sensor loses
its basic adjustment each time the battery is disconnected and must
be recalibrated.
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4. |
Detach front exhaust pipe
Note: Bends in the flex
pipe with an angle as little as 5 – 10 degrees from the
intended installation position may result in damage with subsequent
total failure of the flex pipe.
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When removing the centre muffler, a catalytic converter, an
exhaust manifold or an exhaust manifold with catalytic converter,
the exhaust system piece remaining in the vehicle must be prevented
from swinging uncontrollably.
Note: The exhaust
system piece with the flex pipe inside can be secured for this
purpose using suitable means, such as a wire on the vehicle
underbody.
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6. |
Remove engine cover.
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Unscrew oil filler pipe cap
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Screw on oil filler pipe cap
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7. |
Remove intake pipe
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Pull intake pipe out of bracket
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8. |
Remove mixture regulation heated oxygen sensor (2)
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Disconnect wiring harness plug (3)
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Screw out carefully using KM-6129
(1)
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9. |
Detach upper radiator hose from thermostat housing
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Place collecting basin underneath.
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10. |
Remove exhaust manifold heat shield
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11. |
Detach oil dipstick guide tube
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Swivel the oil dipstick guide tube to one side
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12. |
Remove exhaust manifold
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Unscrew 10x nut
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Remove engine transport shackle
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Install
13. |
Clean sealing surfaces
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Cylinder head, exhaust manifold
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14. |
Install exhaust manifold
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Position engine transport shackle
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Tighten 10x nuts 12 Nm + 12 Nm
Note: The nuts must be
tightened in two stages in accordance with the tightening
sequence
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15. |
Fasten oil dipstick guide tube
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16. |
Install exhaust manifold heat shield
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17. |
Attach upper radiator hose
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18. |
Install oxygen sensor, mixture regulation, heated
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Apply special grease to threads
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Tighten oxygen sensor 30 Nm
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Connect wiring harness plug
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20. |
Install engine cover.
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Unscrew oil filler pipe cap
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Screw on oil filler pipe cap
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22. |
Attach front exhaust pipe
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25. |
Calibrate steering angle sensor
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Rotate the steering wheel one time from its right-hand to its
left-hand stop
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26. |
Check and correct coolant level
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27. |
Program volatile memories
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