skoda Workshop Repair Guides

Skoda Workshop Service and Repair Manuals

ABOUT US
Removing and installing the cylinder head - engines with identification characters AVU, BFQ > < Removing - engines with identification characters AEH, AKL

Octavia Mk1

Installing - engines with identification characters AEH, AKL
Installing - engines with identification characters AEH, AKL
  Note
t  Always replace the cylinder head bolts.
t  Remove residual sealant with chemical sealant remover.
t  Remove the new cylinder head gasket from its wrapping immediately before fitting.
t  Treat the new seal with the utmost care. Damage to the silicone layer and in the area of the bead results in leakages.
t  There must not be any oil or coolant present in the blind holes for the cylinder head bolts.
Special tools and workshop equipment required
t  Pliers for spring strap clamps
t  Wrench for cylinder head bolts, e.g. 3452
Work procedure
–  Set the crankshaft and camshaft to TDC for cylinder 1 before positioning the cylinder head → Chapter.
–  Lay the new cylinder head gasket on dowel sleeves. The legend (part number) must be legible.
–  Insert the cylinder head.
–  Insert new cylinder head bolts and tighten by hand.
   
–  Tighten the cylinder head screws in two stages in the indicated tightening sequence as follows:
–  1. Stage: 40 Nm
–  2. stage: torque a further 180° (1/2 turn) (it is admissible to torque a further 2 x 90°)
  Note
Tightening up the cylinder head bolts after doing repair work is not necessary.
–  Installing toothed belt, tensioning (setting timing) → Chapter.
–  Fit the ribbed V-belt → Chapter.
–  Install cylinder head cover → Chapter.
–  Install top part of intake manifold → Chapter.
–  Adjusting throttle control cable → Chapter.
–  Top up coolant → Chapter.
–  Interrogate fault memory, perform basic setting → Vehicle diagnostic tester.
  V15-0738

Removing and installing the cylinder head - engines with identification characters AVU, BFQ > < Removing - engines with identification characters AEH, AKL