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Home >> BMW >> 2015 >> M235i 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Repair - F23 >> Housing Cover >> 11 14 015 Removing and installing/replacing sealing cap for oil pump chain tensioner (N55)

11 14 015 Removing and installing/replacing sealing cap for oil pump chain tensioner (N55)

Special tools required: 

Necessary preliminary work: 

Drive out sealing cap (1) with a suitable punch (2) in direction of arrow.

NOTE: The sealing cap is driven out diagonally during this operation.
Fig 1: Removing Sealing Cap
G10144745Courtesy of BMW OF NORTH AMERICA, INC.

Removing sealing cap: 

Prepare special tool 11 8 530 .

Remove special tool 11 8 533 from special tool 11 8 532 and 11 8 534 .

Special tool 11 8 536 is not required.

Fig 2: Special Tool Kit
G10144746Courtesy of BMW OF NORTH AMERICA, INC.

Special tool 2 318 118 is magnetic.

Secure special tool 2 318 118 on special tool 11 8 531 (refer to Fig 3).

Fig 3: Securing Special Tool (2 318 118) On Special Tool (11 8 531)
G10144747Courtesy of BMW OF NORTH AMERICA, INC.

Screw back screw (2) on special tool 2 318 119 .

Install special tool 2 318 119 with screw (1) on special tool 11 8 531 .

Fig 4: Installing Special Tool (2 318 119) With Screw
G10144748Courtesy of BMW OF NORTH AMERICA, INC.

Position sealing cap (1) on crankcase (2).

Fig 5: Positioning Sealing Cap On Crankcase
G10144749Courtesy of BMW OF NORTH AMERICA, INC.

Installing sealing cap: 

Screw in screw (1) on special tool 2 318 119 up to limit position.

Tightening torque: 20 Nm.

Fig 6: Rotating Screw
G10144750Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.