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Removing and installing Hall senderG40 > < Removing and installing injector seal in cylinder head cover

Leon Mk1

Cylinder head - exploded view
Cylinder head - exploded view
  Note
t  The plastic packing pieces for protecting the open valves must not be removed until immediately before fitting cylinder head.
t  If cylinder head has to be renewed, the coolant must be completely renewed as well.
   
1 - 25 Nm
2 - Attachment rings
3 - Seal
q   Replace
4 - Vacuum pump
5 - 10 Nm
6 - 10 Nm
7 - Coolant temperature sender -G62-
8 - Coolant connections
9 - O ring
q   Replace
10 - Clip
11 - 25 Nm
12 - Spring retainer
13 - Cylinder head gasket
q   Replace
q   Note marking → Fig..
q   If renewed, change coolant in entire system
14 - Cylinder head
q   removing and installing. → Chapter
q   If renewed, change coolant in entire system
15 - Glow pin plug, 18 Nm
16 - Cylinder head bolt
q   Observe sequence when loosening and tightening → Chapter.
q   Prior to installation, insert washers in cylinder head
17 - Oil pressure switch -F1-, 22 Nm
q   Identification: green
q   0.5 bar
q   In case of leakage, cut out and replace sealing ring
q   Checking → Chapter

   
Checking cylinder head for distortion
Special tools and workshop equipment required
t  Straightedge 500 mm -VAS 6075-
t  Feeler gauge
Maximum permissible deformation: 0.1 mm
  Note
Reworking diesel cylinder heads is not permissible.
  V15-0673
Identification of cylinder head gasket
1 - Part number
2 - Holes
3 - Disregard
  Note
t  Different thicknesses of cylinder head gasket are fitted depending on the piston projection. When renewing gasket, install new gasket with same identification.
t  Piston projection at TDC must be determined when installing new pistons or a short engine → Chapter.
  N15-10581

Removing and installing Hall senderG40 > < Removing and installing injector seal in cylinder head cover