LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2013 >> Z4 28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1420 (Fuel System - Repair (N55, 2013-)) >> Throttle Body >> 13 54 030 Removing and installing/sealing throttle body (N55)

13 54 030 Removing and installing/sealing throttle body (N55)

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 BMW 740i, 2015 BMW 740Li xDrive, 2015 BMW 740Li, 2014 BMW 740i, and 2014 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION) .

Necessary preliminary work: 

Unlock plug (1) and remove.

Unlock and disconnect hoses (2) and (3).

Remove tank vent valve (4) from holder in the direction of arrow and place aside.

Fig 1: Removing Tank Vent Valve From Holder
G11166568Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug (1) and remove.

Release screws (3).

Partially remove throttle body (4) and unlock tank vent line (2) and remove.

Tightening torque 13 54 1AZ .

Remove throttle body (4).

Fig 2: Identifying Tank Ventilation Line, Throttle Body And Connector
G11166569Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Replace sealing ring (1) of throttle assembly (2).

Fig 3: Identifying Sealing Ring Of Throttle Assembly
G11166570Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Check stored fault message.

Delete fault memory.