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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1417 (Engine - Repair (N55, 2013-)) >> 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)

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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 Oil Pump Chain Tensioner Sealing Cap Using Suitable Punch
G11165363Courtesy 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: Identifying Special Tools
G11165364Courtesy 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 illustration).

Fig 3: Securing Special Tools (2 318 118) And (11 8 531)
G11165365Courtesy 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) Using Screw
G11165366Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 5: Positioning Sealing Cap On Crankcase
G11165367Courtesy 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: Installing Oil Pump Chain Tensioner Sealing Cap Screw
G11165368Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.