How to carry out replacement: Spark Plug 1.9 TDI VW Polo 9n Saloon
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Change VW Polo 9n Saloon 1.4 TDi Spark Plug yourself – manuals and video tutorials

How to change spark plugs on VW Polo Saloon (9N4) – replacement guide

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When to replace the Spark Plug on your VW POLO
Recommended replacement interval for the part category Spark plug : 18 month / 30000 km
Important!
This replacement procedure can be used for:
VW Polo Saloon (9N4) 1.6, VW Polo Saloon (9N4) 1.4, VW Polo Saloon (9N4) 1.6 … 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 Polo Saloon (9N4) and other VW models
How to change Spark plug on VW Polo 9n Saloon 1.9 TDI – step-by-step instructions for straightforward car repair Spark plug
How to change Spark plug on VW Polo Saloon (9N4) 1.6 – tips for proper car maintenance
Spark plug for VW Polo Saloon (9N4) 1.6 Petrol (105 hp)
Simple DIY car repair steps – Replacing Spark plug on VW Polo Saloon (9N4) 1.4
Spark plug for VW Polo Saloon (9N4) 1.4 Petrol (83 hp)
Tools
Replacement: spark plugs – VW POLO Saloon (9N4). Tools you'll need:
High-temperature anti-seize lubricant
Spark plug socket # 16
Ratchet wrench
Torque wrench
Crow bar
Flat Screwdriver
Microfibre towel
Fender cover
Buy tools
Replacement: spark plugs – VW POLO Saloon (9N4). AUTODOC recommends:
  • The replacement procedure is the same for all spark plugs.
  • All work should be done with the engine stopped.
Replacement: spark plugs – VW POLO Saloon (9N4). Recommended sequence of steps:
  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 VW Polo 9n Saloon 2002 - free PDF and video manuals
    Detach the crankcase ventilation hose from the engine cover at the left.
  2. Step 4
    How to replace VW Polo Saloon (9N4) 1.9 TDI 2003 Spark Plug - step-by-step manuals and video guides
    Remove the engine cover. The air filter housing is integrated into the engine cover.
    Replacement: spark plugs – VW POLO Saloon (9N4). Tip:
    Raise the engine cover, holding it on two sides simultaneously.
  3. Step 5
    VW Polo 9n Saloon 1.6 2004 Spark Plug replacement: free workshop manuals
    Cover the throttle body with a microfibre towel to prevent dust and dirt from getting into the system.
  4. Step 6
    Detach the crankcase ventilation hose from the oil filler neck.
    Step 7
    Changing Spark Plug on VW Polo Saloon (9N4) 1.4 TDi 2005 by yourself
    Unscrew the oil filler neck.
  5. Step 8
    How to remove VW POLO 1.4 2006 Spark Plug - online easy-to-follow instructions
    Remove the oil filler neck.
  6. Step 9
    How to replace Spark Plug on VW Polo Saloon (9N4) 2007: download PDF manuals and video instructions
    Cover the oil filler opening with a microfibre towel to prevent dirt and foreign objects from getting into the system.
  7. Step 10
    How hard is it to do yourself: Spark Plug replacement on VW Polo 9n Saloon 1.6 2008 - download illustrated guide
    Undo the plastic locking tabs of the ignition coil connector. Use a flat screwdriver.
  8. Step 11
    Need to know how to renew Spark Plug on VW POLO 2009? This free workshop manual will help you to do it yourself
    Pry up the ignition coil. Use a crowbar (2 pieces).
  9. Step 12
    Changing of Spark Plug on VW Polo 9n Saloon 2010 won't be an issue if you follow this illustrated step-by-step guide
    Take out the ignition coil from the spark plug well.
    Replacement: spark plugs – VW POLO Saloon (9N4). AUTODOC experts recommend:
    Remember the sequence of steps for ignition coil demounting.
  10. Step 13
    VW POLO 1.4 TDi Spark Plug replacement: online guides and video tutorials
    Clean dirt, dust and debris from inside the spark plug wells.
  11. Step 14
    Replacing Spark Plug on VW Polo 9n Saloon 2003 1.9 TDI by yourself
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  12. Step 15
    Polo Saloon (9N4) 1.4 2004 Spark Plug DIY replacement workshop manual
    Take out the spark plugs. Use the spark plug socket #16.
  13. Step 16
    How to change Spark Plug on VW Polo Saloon (9N4) 2005 - tips and tricks
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  14. Step 17
    Step-by-step recommendations for DIY replacement VW Polo 9n Saloon 2006 1.4 Spark Plug
    Install the new spark plugs into their mounting seats. Use the spark plug socket #16.
  15. Step 18
    DIY replacement of Spark Plug on VW Polo Saloon (9N4) 1.6 Classic 2007 is not an issue anymore with our step-by-step tutorial
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 25 nm torque.
    Replacement: spark plugs – VW POLO Saloon (9N4). 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.
  16. Step 19
    How to change Spark Plug on VW Polo 9n Saloon 2002 - free PDF and video manuals
    Treat the ignition coil tip. Use high-temperature grease.
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