Important!
This replacement procedure can be used for:
VW POLO (9N_) 1.4 16V, VW Golf V Hatchback (1K1) 1.4 16V, VW Caddy III Van (2KA, 2KH, 2CA, 2CH) 1.4, VW Caddy III Estate (2KB, 2KJ, 2CB, 2CJ) 1.4, VW GOLF PLUS (5M1, 521) 1.4 16V, VW Golf V Variant (1K5) 1.4, VW Golf VI Variant (AJ5) 1.4

The steps may slightly vary depending on the car design.

How to replace spark plug on VW POLO 4 (9N) [TUTORIAL AUTODOC]

Required tools:
Required tools:
High-temperature anti-seize lubricant
Spark plug socket # 16
Ratchet wrench
Torque wrench
Crow bar
Flat Screwdriver
Microfibre towel
Fender cover
AUTODOC recommends:
  • The replacement procedure is the same for all spark plugs.
  • All work should be done with the engine stopped.
Carry out replacement in the following order:
  1. How to change Spark Plug on Polo 9n 2001 - free PDF and video manuals
    Step 1
    Open the hood.
  2. How to replace VW POLO (9N_) 1.4 16V 2002 Spark Plug - step-by-step manuals and video guides
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
  3. Polo 9n 1.2 12V 2003 Spark Plug replacement: free workshop manuals
    Step 3
    Detach the crankcase ventilation hose from the engine cover at the left.
  4. Changing Spark Plug on VW POLO (9N_) 1.2 2004 by yourself
    Step 4
    Remove the engine coverThe air filter housing is integrated into the engine cover.
    AUTODOC recommends:
    Raise the engine cover, holding it on two sides simultaneously.
  5. How to remove VW POLO 1.9 TDI 2005 Spark Plug - online easy-to-follow instructions
    Step 5
    Cover the throttle body with a microfibre towel to prevent dust and dirt from getting into the system.
  6. How to replace Spark Plug on VW POLO (9N_) 2006: download PDF manuals and video instructions
    Step 6
    Detach the crankcase ventilation hose from the oil filler neck.
    Step 7
    Unscrew the oil filler neck.
  7. How hard is it to do yourself: Spark Plug replacement on Polo 9n 1.4 16V 2007 - download illustrated guide
    Step 8
    Remove the oil filler neck.
  8. Need to know how to renew Spark Plug on VW POLO 2008? This free workshop manual will help you to do it yourself
    Step 9
    Cover the oil filler opening with a microfibre towel to prevent dirt and foreign objects from getting into the system.
  9. Changing of Spark Plug on Polo 9n 2009 won't be an issue if you follow this illustrated step-by-step guide
    Step 10
    Undo the plastic locking tabs of the ignition coil connector.Use a flat screwdriver.
  10. VW POLO 1.4 TDI Spark Plug replacement: online guides and video tutorials
    Step 11
    Pry up the ignition coil.Use a crowbar (2 pieces).
  11. Replacing Spark Plug on Polo 9n 2011 1.4 16V by yourself
    Step 12
    Take out the ignition coil from the spark plug well.
    AUTODOC recommends:
    Remember the sequence of steps for ignition coil demounting.
  12. POLO (9N_) 1.9 TDI 2012 Spark Plug DIY replacement workshop manual
    Step 13
    Clean dirt, dust and debris from inside the spark plug wells.
  13. How to change Spark Plug on VW POLO (9N_) 2001 - tips and tricks
    Step 14
    Unscrew the spark plugs. Use the spark plug socket #16.Use a ratchet wrench.
  14. Step-by-step recommendations for DIY replacement Polo 9n 2002 1.9 TDI Spark Plug
    Step 15
    Take out the spark plugs.Use the spark plug socket #16.
  15. DIY replacement of Spark Plug on VW POLO (9N_) 1.4 TDI 2003 is not an issue anymore with our step-by-step tutorial
    Step 16
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  16. How to change Spark Plug on Polo 9n 2001 - free PDF and video manuals
    Step 17
    Install the new spark plugs into their mounting seats.Use the spark plug socket #16.
  17. How to replace VW POLO (9N_) 1.4 16V 2002 Spark Plug - step-by-step manuals and video guides
    Step 18
    Screw new spark plugs and tighten them.Use the spark plug socket #16.Use a torque wrench.Tighten it to 25 nm torque.
    AUTODOC recommends:
    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. Polo 9n 1.2 12V 2003 Spark Plug replacement: free workshop manuals
    Step 19
    Treat the ignition coil tip.Use high-temperature grease.
  19. Changing Spark Plug on VW POLO (9N_) 1.2 2004 by yourself
    Step 20
    Install the ignition coils to the spark plug wells.Make sure you hear a click indicating that it is locked in place.
    AUTODOC recommends:
    Follow the installation sequence.
  20. How to remove VW POLO 1.9 TDI 2005 Spark Plug - online easy-to-follow instructions
    Step 21
    Lock the connector.
  21. How to replace Spark Plug on VW POLO (9N_) 2006: download PDF manuals and video instructions
    Step 22
    Remove the microfibre towel from the oil filler opening.
  22. How hard is it to do yourself: Spark Plug replacement on Polo 9n 1.4 16V 2007 - download illustrated guide
    Step 23
    Install the oil filler neck.
  23. Need to know how to renew Spark Plug on VW POLO 2008? This free workshop manual will help you to do it yourself
    Step 24
    Screw in the oil filler neck.
    Step 25
    Attach the crankcase ventilation hose to the oil filler neck.
    Step 26
    Remove the microfibre towel from the throttle body.
  24. Changing of Spark Plug on Polo 9n 2009 won't be an issue if you follow this illustrated step-by-step guide
    Step 27
    Install the engine cover and secure it.Make sure you hear a click indicating that it is locked in place.
    AUTODOC recommends:
    Make sure the engine cover is properly seated. It should not be displaced with respect to the guiding fasteners and the throttle body air intake hose.Do not apply excessive force when installing the part. Otherwise you may damage the fasteners.
  25. VW POLO 1.4 TDI Spark Plug replacement: online guides and video tutorials
    Step 28
    Attach the crankcase ventilation hose to the engine cover at the left.
  26. Replacing Spark Plug on Polo 9n 2011 1.4 16V by yourself
    Step 29
    Run the engine for a few minutes.This is necessary in order to make sure that the component operates properly.
  27. POLO (9N_) 1.9 TDI 2012 Spark Plug DIY replacement workshop manual
    Step 30
    Shut off the engine.
  28. How to change Spark Plug on VW POLO (9N_) 2001 - tips and tricks
    Step 31
    Remove the fender protection cover.
  29. Step-by-step recommendations for DIY replacement Polo 9n 2002 1.9 TDI Spark Plug
    Step 32
    Close the hood.
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