How to carry out replacement: Spark Plug 3.0 si BMW E86
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Change BMW E86 3.0 si Spark Plug yourself – manuals and video tutorials

How to change spark plugs on BMW Z4 Coupe (E86) – replacement guide

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When to replace the Spark Plug on your BMW Z4
Recommended replacement interval for the part category Spark plug : 18 month / 30000 km
Important!
This replacement procedure can be used for:
BMW Z4 Coupe (E86) 3.0 si … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Spark Plug for Z4 Coupe (E86) and other BMW models
How to change Spark plug on BMW E86 3.0 si – step-by-step instructions for straightforward car repair Spark plug
How to change Spark plug on Z4 Coupe (E86) – tips for proper car maintenance
Spark plug for Z4 Coupe (E86) Petrol (265 hp)
Tools
Replacement: spark plugs – BMW Z4 Coupe (E86). List of the tools you'll need:
Electronic spray
High-temperature anti-seize lubricant
Drive socket # 8
HEX bit No.H5.
Spark plug socket # 16
Ratchet wrench
Torque wrench
Flat Screwdriver
Fender cover
Buy tools
Replacement: spark plugs – BMW Z4 Coupe (E86). Tip from AUTODOC experts:
  • The replacement procedure is the same for all spark plugs.
  • Please note: all work on the car – BMW Z4 Coupe (E86) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the hood.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Spark Plug on BMW E86 2006 - free PDF and video manuals
    Unscrew the fasteners of the cabin filter housing cover. Use a drive socket #8. Use a ratchet wrench.
  2. Step 4
    How to replace BMW Z4 Coupe (E86) 3.0 si 2007 Spark Plug - step-by-step manuals and video guides
    Remove the cabin filter housing cover.
  3. Step 5
    BMW E86 M 2008 Spark Plug replacement: free workshop manuals
    Remove the wiper arm covers.
  4. Step 6
    Changing Spark Plug on BMW Z4 Coupe (E86) 2.5 i 2009 by yourself
    Detach the connectors from the climate control sensors.
  5. Step 7
    How to remove BMW Z4 3.0 si 2006 Spark Plug - online easy-to-follow instructions
    Remove the climate control sensors.
  6. Step 8
    How to replace Spark Plug on BMW Z4 Coupe (E86) 2007: download PDF manuals and video instructions
    Detach the electrical wiring from the upper part of the microfilter housing.
  7. Step 9
    How hard is it to do yourself: Spark Plug replacement on BMW E86 M 3.2 2008 - download illustrated guide
    Detach the retainers of the upper part of the microfilter housing.
  8. Step 10
    Need to know how to renew Spark Plug on BMW Z4 2009? This free workshop manual will help you to do it yourself
    Detach the cable duct from the upper part of the microfilter housing. Use a flat screwdriver.
  9. Step 11
    Changing of Spark Plug on BMW E86 2006 won't be an issue if you follow this illustrated step-by-step guide
    Remove the protective cover.
  10. Step 12
    BMW Z4 3.0 si Spark Plug replacement: online guides and video tutorials
    Unscrew the engine cover fastener. Use HEX No.H5. Use a ratchet wrench.
  11. Step 13
    Replacing Spark Plug on BMW E86 2008 3.0 si by yourself
    Remove the engine cover.
  12. Step 14
    Z4 Coupe (E86) 3.0 si 2009 Spark Plug DIY replacement workshop manual
    Unplug the connectors from the ignition coils.
  13. Step 15
    How to change Spark Plug on BMW Z4 Coupe (E86) 2006 - tips and tricks
    Take out the ignition coils from the spark plug wells.
    Replacement: spark plugs – BMW Z4 Coupe (E86). AUTODOC recommends:
    Remember the sequence of steps for ignition coil demounting.
  14. Step 16
    Step-by-step recommendations for DIY replacement BMW E86 2007 3.0 si Spark Plug
    Clean dirt, dust and debris from inside the spark plug wells.
  15. Step 17
    DIY replacement of Spark Plug on BMW Z4 Coupe (E86) M 3.2 2008 is not an issue anymore with our step-by-step tutorial
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  16. Step 18
    How to change Spark Plug on BMW E86 2006 - free PDF and video manuals
    Take out the spark plugs.
  17. Step 19
    How to replace BMW Z4 Coupe (E86) 3.0 si 2007 Spark Plug - step-by-step manuals and video guides
    Install the new spark plugs into their mounting seats.
  18. Step 20
    BMW E86 M 2008 Spark Plug replacement: free workshop manuals
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 27 nm torque.
    Replacement: spark plugs – BMW Z4 Coupe (E86). AUTODOC experts recommend:
    Don't tighten the plugs with excessive force. Exceeding tightening torque can damage the thread connection. Be careful when working with a spark plug wrench. Its skewing can cause damage to the threaded connection.
  19. Step 21
    Changing Spark Plug on BMW Z4 Coupe (E86) 2.5 i 2009 by yourself
    Treat the ignition coil tips. Use high-temperature grease. Use a flat screwdriver.
  20. Step 22
    How to remove BMW Z4 3.0 si 2006 Spark Plug - online easy-to-follow instructions
    Treat the ignition coil connector with electronic spray. The spray will protect the electrical contacts from corrosion, oxidation, and will reduce the contact resistance.
  21. Step 23
    How to replace Spark Plug on BMW Z4 Coupe (E86) 2007: download PDF manuals and video instructions
    Install the ignition coils to the spark plug wells. Make sure you hear a click indicating that it is locked in place.
    AUTODOC recommends:
    Replacement: spark plugs – BMW Z4 Coupe (E86). Follow the installation steps.
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