• About Us
  • Sign In
  • Cart 0

Secure Checkout
Bimmerzone Corp. | 831 Lincoln Ave, Suite 3 | West Chester, PA 19380 | USA
Your Shopping Cart Is Empty

Secure Checkout

Shop BMW Spark Plug Installation


BMW Spark Plugs Installation Guidelines

Most of articles are from reliable sources and are deemed "great info" As mentioned earlier, some articles are based on experience, therefore not every solution will apply to every problem. Information obtained from our site must be used thoughtfully and with common sense. The articled published on are for the sole purpose of learning and basic information. In no way that information provided on be considered professional advice and will not be held responsible for any consequences resulting directly or indirectly from reading these articles.


Parts that would be needed

Spark Plugs (available at



Tools that would be needed

Torque Wrench


Spark Plug Socket 5/8th

10mm Socket

Socket Extension around 6"

Flathead Screwdriver



Installation Guidelines 

NOTE: This spark plug guide was based on the spark plug change on a BMW E46, therefore spark plug changes for other BMWs will differ a little.



  • Pop the hood and start removing the cabin filter as shown in the picture.


  • Remove the wiring housing (but leave the wires alone) by unclipping the piece


  • The picture above shows the wiring housing piece removed.


  • Now remove the 4 torx screws (T-30)


  • Once the torx screws are removed, pull out the cabin filter housing unit


  • Pry open the cover plates with a flat head screw driver


  • Now work on removing the nuts with your ratchet and 10mm socket, remember to remove the oil filter cap temporarily to remove the covers

  • Once the covers are removed, you will see all 6 ignition coils exposed


  • Here is another view of the coils



  • Pull the clip up (connection type may vary between models)


  • Disconnect the wiring from the ingition coil.


  • Pull out the ignition coil and use the spark plug socket (5/8) to remove the spark plug.




-And finally, the spark plug is removed, see how dirty and corroded it is?



-Replace all the spark plugs.



-Now re-insert the new spark plugs just how you removed them and torque them down to 18 ft/lb torque or 216 in/lb



-Re-assemble everything just how you removed it and wallah you have changed your spark plugs