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18 40 050

Removing and installing / replacing front
exhaust manifold (N52)

Warning!

Scalding hazard!

Only perform this work after engine has cooled down.

Necessary preliminary tasks:

Remove rear exhaust manifold.

Note:

The oxygen sensors are in danger of being damaged when the
exhaust manifolds are removed and installed.

Remove control sensor from cylinders 1 to 3.

Remove monitor sensor from cylinders 1 to 3.

Unscrew nuts.

Remove exhaust manifold (1).

Installation:

Clean sealing faces and replace seals.

Replace nuts.

Tightening torque 18 40 1AZ

.

RA  Removing and installing / replacing front exhaust manifold (N52)

BMW AG - TIS

15.02.2013  16:53

Issue status (12/2007) Valid only until next DVD is issued

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3 RA Removing And Installing _ Replacing Front Exhaust Manifold (N52)|Page 452 > < 2 RA Removing And Installing_replacing Both Exhaust Manifolds (N52)|Page 450