12 13 511 Replacing ignition coil (M52, M52TU, S52, S50US, M54)

2023 BMW XMSECTION 12 13 511 Replacing ignition coil (M52, M52TU, S52, S50US, M54)
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2005 BMW 325xi, 2005 BMW 325i, 2005 BMW 325Ci, 2004 BMW 325xi, and 2004 BMW 325i. However, it is still accessible from the selected car via links, so may be relevant.

Switch off ignition.

Remove cover for ignition coils.

Version With Single-Spark Ignition Coils:Β 

Unlock connector of ignition coils.

Disconnect connector from ignition coils.

Fig 1: Disconnecting Connector From Ignition Coils
G03164291Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws on ignition coil.

Pull out ignition coil.

Installation:Β 

Screw down grounding strap (1) to cylinder head cover mounting and to ignition coil for cylinders 1 and 6.

Fig 2: Pulling Out Ignition Coil
G03164292Courtesy of BMW OF NORTH AMERICA, INC.

On Metal Covers:Β 

Screw down grounding strap of cable duct to cylinder head cover mounting between cylinders 2 and 3.

Installation:Β 

M52 Plastic Cover:Β 

Screw down grounding strap (1) of cable duct with connecting plate (2) of ignition coils.

Fig 3: Screwing Down Grounding Strap Of Cable Duct With Connecting Plate
G03164293Courtesy of BMW OF NORTH AMERICA, INC.

Installation:Β 

Plastic Cover M52TU, M54:Β 

Screw down grounding strap (1) of connecting plate of ignition coils with retaining pin of ignition coil of cylinder 1.

Screw down grounding strap (2) of cable duct with connecting plate of ignition coils between cylinders 2 and 3.

Fig 4: Screwing Down Grounding Strap Of Connecting Plate
G03164294Courtesy of BMW OF NORTH AMERICA, INC.

Version With Rod-Type Ignition Coils:Β 

Unlock plug retainer of ignition coil (1) and disconnect plug.

Pull ignition coil (1) up and out.

Fig 5: Pull Ignition Coil (1) Up And Out
G03164295Courtesy of BMW OF NORTH AMERICA, INC.

Installation:Β 

Check that rubber seal of ignition coil (1) is correctly seated.

Fig 6: Checking Rubber Seal Of Ignition Coil Correctly Seated
G03164296Courtesy of BMW OF NORTH AMERICA, INC.
RENDER: 1.0x

NO RELATED

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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.