When to replace the Spark Plug on your SEAT LEON
Recommended replacement interval for the part category Spark plug : 4 year / 60000 km
Important!
This replacement procedure can be used for:
SEAT Leon Hatchback (1M1) 1.6, SEAT Leon Hatchback (1M1) 1.4 16V, SEAT Leon Hatchback (1M1) 1.6 16 V, SEAT Leon Hatchback (1M1) 1.6 View more

The steps may slightly vary depending on the car design.

How to change spark plug on SEAT LEON 1M1 [TUTORIAL AUTODOC]

video
Tools
Replacement: spark plugs – Seat Leon 1M1. Tools you need:
High-temperature anti-seize lubricant
Torque wrench
Spark plug socket # 16
Ratchet wrench
Fender cover
AUTODOC recommends:
  • The replacement procedure is the same for all spark plugs.
  • All work should be done with the engine stopped.
Replacement: spark plugs – Seat Leon 1M1. Use the following procedure:
  1. Step 1
    How to change Spark Plug on Seat Leon 1m1 1999 - free PDF and video manuals
    Open the bonnet.
  2. Step 2
    How to replace SEAT Leon Hatchback (1M1) 1.9 TDI 2000 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
    Seat Leon 1m1 1.6 16 V 2001 Spark Plug replacement: free workshop manuals
    Disconnect the spark plug wires from the spark plugs.
    AUTODOC recommends:
    Be careful to avoid damaging spark plug wires.Remember the position of the spark plug wires.
  4. Step 4
    Changing Spark Plug on SEAT Leon Hatchback (1M1) 1.9 TDI Syncro 2002 by yourself
    Clean dirt, dust and debris from inside the spark plug wells.
  5. Step 5
    How to remove SEAT LEON 1.8 T Cupra R 2003 Spark Plug - online easy-to-follow instructions
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  6. Step 6
    How to replace Spark Plug on SEAT Leon Hatchback (1M1) 2004: download PDF manuals and video instructions
    Take out the spark plugs.
  7. Step 7
    How hard is it to do yourself: Spark Plug replacement on Seat Leon 1m1 1.4 16V 2005 - download illustrated guide
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  8. Step 8
    Need to know how to renew Spark Plug on SEAT LEON 2006? This free workshop manual will help you to do it yourself
    Install the new spark plugs into their mounting seats.
    Replacement: spark plugs – Seat Leon 1M1. AUTODOC experts recommend:
    Lower the spark plugs into the wells carefully, making sure not to damage the electrode gap.
Was this manual helpful?
Please rate this manual on a scale from 1 to 5. If you have any questions, feel free to ask us.
Users voted – 0
Searching for the right tyres?

Find out which tyre and wheel sizes are compatible with the SEAT Leon I Hatchback (1M1) model.

Your profile is your personal assistant.

It can track car expenses, keep a car log and replacement schedule, and save favourite materials, notes and documents

Install the AUTODOC CLUB app!
Your personal car expenses manager, maintenance tips, reminders about upcoming appointments and service intervals, DIY repair instructions – all this on your phone.
SEAT Leon Hatchback (1M1) Spark Plug replace by yourself - Scan QR-code and download AUTODOC CLUB app
Scan

To download the app:

  • - scan the QR code
  • - download from App Store
  • - download from Google Play
DIY SEAT Leon Hatchback (1M1) Spark Plug replacement - online guide
Tips & tricks for your SEAT Leon Hatchback (1M1)
View more
  • How to change Engine spark plug on SEAT Leon Hatchback (1M1) 1.8 20V T - replacement tricks
    What to do if the belt squeals | AUTODOC tips
  • Changing Spark plug Seat Leon 1m1 1.9 TDI - Replacement Tips
    Why do your brakes squeak? | AUTODOC tips
  • Maintenance Hacks - SEAT Leon Hatchback (1M1) 1.6 16 V Engine spark plugs replacement guide
    How to polish your car | AUTODOC tips
  • Replace Spark plug set on Seat Leon 1m1 - free video tips
    DIY alternator repair | AUTODOC tips