When to replace the Spark Plug on your ALFA ROMEO 147
Recommended replacement interval for the part category Spark plug : 100000 km
Important!
This replacement procedure can be used for:
ALFA ROMEO 147 (937) 2.0 16V T.SPARK (937.AXA1, 937.AXC1, 937.BXC1), ALFA ROMEO 147 (937) 1.6 LPG (937BXB1A), ALFA ROMEO 147 (937) 1.6 LPG (937AXA1A) View more

The steps may slightly vary depending on the car design.

How to change spark plug on ALFA ROMEO 147 (937) [TUTORIAL AUTODOC]

video
Tools
Replacement: spark plugs – Alfa Romeo 147 937. Tools you might need:
High-temperature anti-seize lubricant
Electronic spray
Torque wrench
Spark plug socket # 16
Torx bit T40
Ratchet wrench
Fender cover
Replacement: spark plugs – Alfa Romeo 147 937. Tip from AUTODOC:
  • The replacement procedure is the same for all spark plugs.
  • All work should be done with the engine stopped.
Replacement: spark plugs – Alfa Romeo 147 937. Use the following procedure:
  1. Step 1
    How to change Spark Plug on Alfa Romeo 147 937 2000 - free PDF and video manuals
    Open the hood.
  2. Step 2
    How to replace ALFA ROMEO 147 (937) 1.9 JTDM 8V (937.AXD1A, 937.AXU1A, 937.BXU1A) 2001 Spark Plug - step-by-step manuals and video guides
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
  3. Step 3
    Alfa Romeo 147 937 1.9 JTD (937.AXD1A, 937.BXD1A, 937.AXV1A, 937.BXB1A,... 2002 Spark Plug replacement: free workshop manuals
    Unscrew the engine cover fastener. Use Torx T40. Use a ratchet wrench.
  4. Step 4
    Changing Spark Plug on ALFA ROMEO 147 (937) 1.6 16V T.SPARK (937.AXA1A, 937.AXB1A, 937.BXB1A) 2003 by yourself
    Unscrew the oil filler plug.
  5. Step 5
    How to remove ALFA ROMEO 147 1.9 JTDM 16V (937.AXN1B, 937.BXN1B) 2004 Spark Plug - online easy-to-follow instructions
    Remove the oil filler cap.
  6. Step 6
    How to replace Spark Plug on ALFA ROMEO 147 (937) 2005: download PDF manuals and video instructions
    Remove the engine cover.
    AUTODOC recommends:
    Replacement: spark plugs – Alfa Romeo 147 937. Do not use excessive force when removing the part as this may damage it.
  7. Step 7
    How hard is it to do yourself: Spark Plug replacement on Alfa Romeo 147 937 2.0 16V T.SPARK (937.AXA1, 937.AXC1, 937.BXC1) 2006 - download illustrated guide
    Install the oil filler cap.
  8. Step 8
    Need to know how to renew Spark Plug on ALFA ROMEO 147 2007? This free workshop manual will help you to do it yourself
    Tighten the oil filler cap.
  9. Step 9
    Changing of Spark Plug on Alfa Romeo 147 937 2008 won't be an issue if you follow this illustrated step-by-step guide
    Unplug the connectors from the ignition coils.
  10. Step 10
    ALFA ROMEO 147 3.2 GTA (937.AXL1) Spark Plug replacement: online guides and video tutorials
    Unscrew the ignition coil bracket. Use Torx T40. Use a ratchet wrench.
  11. Step 11
    Replacing Spark Plug on Alfa Romeo 147 937 2010 1.9 JTDM 8V (937.AXD1A, 937.AXU1A, 937.BXU1A) by yourself
    Take out the ignition coil from the spark plug well.
  12. Step 12
    147 (937) 1.9 JTDM 16V (937.AXN1B, 937.BXN1B) 2000 Spark Plug DIY replacement workshop manual
    Clean dirt, dust and debris from inside the spark plug wells.
  13. Step 13
    How to change Spark Plug on ALFA ROMEO 147 (937) 2001 - tips and tricks
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  14. Step 14
    Step-by-step recommendations for DIY replacement Alfa Romeo 147 937 2002 1.9 JTDM 16V (937.AXN1B, 937.BXN1B) Spark Plug
    Take out the spark plugs.
  15. Step 15
    DIY replacement of Spark Plug on ALFA ROMEO 147 (937) 1.6 16V T.SPARK ECO (937.AXA1A, 937.BXA1A) 2003 is not an issue anymore with our step-by-step tutorial
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  16. Step 16
    How to change Spark Plug on Alfa Romeo 147 937 2000 - free PDF and video manuals
    Install the new spark plugs into their mounting seats.
  17. Step 17
    How to replace ALFA ROMEO 147 (937) 1.9 JTDM 8V (937.AXD1A, 937.AXU1A, 937.BXU1A) 2001 Spark Plug - step-by-step manuals and video guides
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 24 nm torque.
    Replacement: spark plugs – Alfa Romeo 147 937. Tip from AUTODOC:
    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.
  18. Step 18
    Alfa Romeo 147 937 1.9 JTD (937.AXD1A, 937.BXD1A, 937.AXV1A, 937.BXB1A,... 2002 Spark Plug replacement: free workshop manuals
    Install the ignition coils to the spark plug wells. Make sure you hear a click indicating that it is locked in place.
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DIY ALFA ROMEO 147 (937) Spark Plug replacement - online guide
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