2009 BMW 550i Standard, GS653BZ (SMG)FACTORY OEM SERVICE PROCEDURE

61 13... Removing and installing/replacing OBD-II socket

Special tools required:Β 

Necessary preliminary tasks:Β 

Release screws (1).

Remove OBD-II socket (2) from holder (3).

Fig 1: Identifying OBD-II Socket, Screws And Holder
G05513471Courtesy of BMW OF NORTH AMERICA, INC.

Remove OBD-II socket cover (2) from OBD-II socket (1).

Unlock slide plate (3) with a suitable tool in direction of arrow.

Insert special tool 61 0 315 in OBD-II socket (1) in direction of arrow and press out associated flat spring contact (4). Press remaining flat spring contacts with special tool 61 0 315Β  out of OBD-II socket (1).

Installation:Β 

Pay attention to pin assignment of OBD-II socket (1).

Make sure flat spring contacts and slide plate (3) are correctly engaged and seated in OBD-II socket (1).

Fig 2: Identifying Slide Plate And OBD-II Socket
G05513472Courtesy of BMW OF NORTH AMERICA, INC.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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