SEAT Workshop Service and Repair Manuals
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Checking valves >
< Reworking valve seats
Leon Mk2
Power unit
4-cylinder diesel engine (2.0 l 4V, TDI Common-Rail)
Engine cylinder head, valve gear
Valve gear
Valve guides: verification
Valve guides: verification
Valve guides: verification
Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda
→ Chapter
.
Special tools and workshop equipment required
t
Adjustment tool -VW 387-, please see Correspondence
→ Anchor
t
Gauge -VAS 6079-, see equivalent
→ Anchor
Operation process
Note
t
If a valve is to be replaced during a repair, use a new valve for the calculation.
t
Due to differing stem diameters, only use intake valve in intake guide and exhaust valve in exhaust guide.
–
Attach the gauge -VAS 6079- with the universal gauge support -VW 387- to the cylinder head.
–
Insert new valve into guide.
l
The end of the valve stem must be flush with the guide.
–
Determine rock.
l
Wear limit: 1.0 mm.
–
If the wear limit is exceeded, redo the measurement using new valves.
–
If the wear limit is still exceeded, replace the cylinder head
Note
The valve guides cannot be replaced.
Power unit
4-cylinder diesel engine (2.0 l 4V, TDI Common-Rail)
Engine cylinder head, valve gear
Valve gear
Valve guides: verification
Checking valves >
< Reworking valve seats