11 14 110 

Remove engine,

refer to 11 00 050.

Remove both cylinder heads, refer to 11 12 517.
Remove alternator
Remove vibration damper
Remove water pump
Remove lower oil sump section
Remove oil circuit changeover valves
Remove oil pump
Remove upper oil sump section

Removing and installing lower timing case cover on engine BMW S62

Secure tensioning rail and timing chain with a plastic strap (1).

Note:

The cable (2) is held in place by a cable clamp and additionally secured by a cable tie.
Open cable tie and cable clamp and feed out cable (2).
Disconnect oil return line.

Removing and installing lower timing case cover on engine BMW S62

Note:

The cable is held in place by a cable clamp and additionally secured by a cable tie to the bracket (1).
Remove lower timing case cover.

Removing and installing lower timing case cover on engine BMW S62

Installation:

Clean and remove grease from sealing surfaces of the engine block.
Check dowel sleeves (1) for damage and correct installation position.
Replace seals (2 and 3).
Apply thin coat of Drei Bond 1209 to front and back edges of seals (refer to BMW Parts Service).

Removing and installing lower timing case cover on engine BMW S62

Installation:

Fit timing-chain cover. Install holder (1).

Insert all screws and initially tighten to approx. 5 Nm.

Firmly tighten all screws in alternate sequence. Tightening Torque, refer to Technical Data 11 14 1AZ:

Type Thread Tightening specification Torque
1AZ Timing case and timing case cover top and bottom
M6 10 Nm
M7 15 Nm
M8 22 Nm
M10 47 Nm
2AZ End cover, front/rear, to engine block
M6 10 Nm
M8 22 Nm
3AZ Bearing pin to timing case cover
M51 / M41 / M47 M42x1.5 65 Nm
4AZ Screw plug or connection piece to timing case cover

Screw plug to timing case cover

M51 / M41 / M47 M20x1.5 30 Nm
Screw plug to timing case cover
M57 / M47TU / M57TU M30x1 70 Nm
Screw plug to timing case cover
M57 / M47TU M40x1.5 30 Nm
5AZ End cover, top/rear (water jacket), to engine block
N62TU / N73 M6 10 Nm
6AZ Lower timing case cover to crankcase
N62TU M8 20 Nm
7AZ Upper timing case to cylinder head
N62TU M6 10 Nm
8AZ End cover, rear, to crankcase
N62TU M6 10 Nm

Caution!

Once all screws have been tightened down, retighten them in a second operation.

Note:

The cable is held in place in the cable clamp and additionally secured by a cable tie to the bracket (1). Check cable clamp and cable tie, replace if necessary.

Removing and installing lower timing case cover on engine BMW S62

Connect oil return line.

Note:

Insert cable (2) into cable clamp, close cable clamp and additionally secure with a cable tie to oil return line.
Lay cable (2) so that it cannot touch vibration damper later.
Tensioning rail and timing chain remain secured with a plastic strap (1).
Replace radial seal in lower timing case cover, refer to 11 14 141. Assemble engine.