Do it yourself
Frequently asked questions about cars and motorcycles
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  2. Seat
    3. :
  3. Leon
    4. : Engine

Seat Leon - Engine

Engine Seat Leon (1999-2005 / 1 m)

Seat Leon (1999-2005 / 1M)
Replacement of Exhaust Manifold Gasket
Before installing the new exhaust manifold gasket, it is essential to thoroughly clean the gasket seating on both the cylinder head and manifold sides. Any …Read all…
Posted on 19 February 2026 by ScegliAuto
Seat Leon (1999-2005 / 1M)
Turbo Lubrication Pipe Replacement
Turbo lubrication is absolutely essential due to the high RPM and constant contact with exhaust gases characterised by high temperature and acidity; this pipe, …Read all…
Posted on 19 February 2026 by ScegliAuto
Seat Leon (1999-2005 / 1M)
Replacing the Turbo Lubrication Pipe
Ensuring the lubrication of the turbo is absolutely essential due to the high RPM and constant exposure to the high temperature of exhaust gases; a shaped pipe …Read all…
Posted on 18 February 2026 by ScegliAuto
Seat Leon (1999-2005 / 1M)
Replacement of Lifters and Camshaft
This video tutorial shows the installation of new lifters in the cylinder head of a Seat Leon. First, the kit of eight new lifters is displayed in its …Read all…
Posted on 18 February 2026 by ScegliAuto
Seat Leon (1999-2005 / 1M)
Cylinder Head Gasket Replacement
After having the cylinder head skimmed, check the flatness of the surface using a straight edge and a feeler gauge; repeat the same check on the cylinder …Read all…
Posted on 18 February 2026 by ScegliAuto
Seat Leon (1999-2005 / 1M)
Instructions for Complete Cylinder Head Overhaul
After machining the cylinder head, use a straight edge and a feeler gauge to check the flatness of the surface; then proceed with the replacement of the valve …Read all…
Posted on 18 February 2026 by ScegliAuto
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How to Open a Stuck Boot on the Peugeot 407?

On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

Watch the video!


by ScegliAuto

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