skoda Workshop Repair Guides

Skoda Workshop Service and Repair Manuals

For engines with identification characters AZQ, BME > < Summary of components
For engines with identification characters AWY, BMD
   
For engines with identification characters AWY, BMD
1 - Cylinder head cover
q   sealing surfaces must not be reworked.
q   with integrated camshaft bearings
q   removing and installing → Chapter
2 - 6 Nm + torque a further 90° (1/4 turn)
q   replace
3 - Camshaft
q   removing and installing → Chapter
q   Pay attention to the marking → Fig.
q   Inspecting axial play → Fig.
4 - Roller rocker arm
q   do not get them confused with each other.
q   inspect roller bearings
q   oil contact surface
q   for installing, clip onto hydraulic supporting element with locking clips
5 - Supporting element
q   do not get them confused with each other.
q   with hydraulic valve clearance compensation
q   oil contact surface
6 - Valve collets
7 - Valve spring retainer
8 - Valve spring
q   replace springs as a set only
q   removing and installing → Chapter
9 - Valve stem seal
q   replace → Chapter
10 - Cylinder head
q   sealing surfaces on the camshaft side must not be reworked.
q   inspecting valve guides → Chapter
11 - Valve
q   do not re-mill, only grinding with the valve seat is permissible
q   Valve dimensions → Fig.
q   reworking valve seats → Chapter

   
Checking the axial play of the camshaft
Special tools and workshop equipment required
t  Universal dial gauge holder -MP3-447-
t  Dial gauge
  Note
On engines with one camshaft, perform the measurement with the supporting elements removed and the cylinder head cover installed.
Wear limit: max. 0,20 mm
  S15-0178
Camshaft identification
  S15-0335
Valve dimensions
  Note
Valves must not be reworked. Only grinding in with grinding paste in the related valve seat is permissible.
For engine with identification characters AWY, BMD
  S15-0257
DimensionInlet valveExhaust valve
Ø amm34,528
Ø bmm5,985,96
cmm99,2599,25
α∠°4545

   

For engines with identification characters AZQ, BME > < Summary of components