How to carry out replacement: Mass Air Flow Sensor 1.9 TDI Seat Leon 1m1
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Change Seat Leon 1m1 1.6 16 V Mass Air Flow Sensor yourself – manuals and video tutorials

How to change mass air flow sensor on SEAT Leon Hatchback (1M1) – replacement guide

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Important!
This replacement procedure can be used for:
SEAT Leon Hatchback (1M1) 1.6, SEAT Leon Hatchback (1M1) 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 – Mass Air Flow Sensor for Leon Hatchback (1M1) and other SEAT models
How to change Mass air flow sensor on Seat Leon 1m1 1.9 TDI – step-by-step instructions for straightforward car repair Mass air flow sensor
How to change Mass air flow sensor on Leon I Hatchback (1M1) – tips for proper car maintenance
Mass air flow sensor for Leon I Hatchback (1M1) Petrol (100 hp)
Simple DIY car repair steps – Replacing Mass air flow sensor on Leon I Hatchback (1M1)
Mass air flow sensor for Leon I Hatchback (1M1) Petrol (102 hp)
Tools
Replacement: mass air flow sensor – SEAT LEON (1M1). Tools you need:
Electronic spray
Torque wrench
Drive socket # 7
Drive socket # 10
Ratchet wrench
Phillips screwdriver
Fender cover
Buy tools
Replacement: mass air flow sensor – SEAT LEON (1M1). AUTODOC recommends:
  • Сlear the trouble codes from the electronic control unit if necessary.
  • Make sure that no dust or dirt gets into the air duct components and the throttle body.
  • Please note: all work on the car – SEAT LEON (1M1) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Mass Air Flow Sensor on Seat Leon 1m1 1999 - free PDF and video manuals
    Detach the air duct housing from the air filter housing.
  2. Step 4
    How to replace SEAT Leon Hatchback (1M1) 1.9 TDI 2000 Mass Air Flow Sensor - step-by-step manuals and video guides
    Unscrew the fasteners of the heat shield of the air filter housing. Use a Phillips screwdriver.
  3. Step 5
    Seat Leon 1m1 1.6 16 V 2001 Mass Air Flow Sensor replacement: free workshop manuals
    Remove the heat shield of the air filter housing.
  4. Step 6
    Changing Mass Air Flow Sensor on SEAT Leon Hatchback (1M1) 1.9 TDI Syncro 2002 by yourself
    Detach the mass air flow sensor connector.
  5. Step 7
    How to remove SEAT LEON 1.8 T Cupra R 2003 Mass Air Flow Sensor - online easy-to-follow instructions
    Loosen the fastening clamp connecting the air duct to the air filter housing. Use a drive socket #7. Use a ratchet wrench.
  6. Step 8
    How to replace Mass Air Flow Sensor on SEAT Leon Hatchback (1M1) 2004: download PDF manuals and video instructions
    Unscrew the MAF sensor fasteners. Use a drive socket #10. Use a ratchet wrench.
  7. Step 9
    How hard is it to do yourself: Mass Air Flow Sensor replacement on Seat Leon 1m1 1.4 16V 2005 - download illustrated guide
    Remove the mass air flow sensor.
  8. Step 10
    Need to know how to renew Mass Air Flow Sensor on SEAT LEON 2006? This free workshop manual will help you to do it yourself
    Install a new mass air flow sensor.
  9. Step 11
    Changing of Mass Air Flow Sensor on Seat Leon 1m1 1999 won't be an issue if you follow this illustrated step-by-step guide
    Tighten the MAF sensor fasteners. Use a drive socket #10. Use a torque wrench. Tighten it to 4 Nm torque.
  10. Step 12
    SEAT LEON 1.6 16 V Mass Air Flow Sensor replacement: online guides and video tutorials
    Screw the fastening clamp connecting the air duct to the air filter housing. Use a drive socket #7. Use a ratchet wrench.
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