Volkswagen Workshop Service and Repair Manuals

Checking compressions

Notes:

• ◆ When installing an exchange cylinder head with fitted camshaft, the contact surfaces between the bucket tappets and the cam must be oiled before installing the cylinder head cover.
• ◆ The plastic packing pieces for protecting the open valves must not be removed until immediately before fitting cylinder head.
• ◆ If the cylinder head is replaced, all the coolant in the system must also be renewed.

• Toothed belt guard - upper part
• Toothed belt
• ◆ Check for wear
• ◆ Do not kink
• ◆ Removing and installing
  => Page 13-12
• 20 Nm
• Rear toothed belt guard
• Lifting eye
• Cylinder head cover
• ◆ Before fitting gasket coat transition between bearing cap/cylinder head and the half moon shaped recesses with D 454 300 A3
• 10 Nm
• ◆ Tighten from centre outwards
• HT cable cover
• Retainer
• ◆ For HT cable cover

• Cylinder head bolt
• ◆ Renew
• ◆ Note installation instructions and sequence when loosening and tightening
  => Page 15-4
• Cylinder head
• ◆ Removing and installing
  => Page 15-4
• ◆ Check for distortion => Fig. 1
• ◆ After replacing renew the complete coolant
• Cylinder head gasket
• ◆ Renew
• ◆ Metal gasket
• ◆ After replacing renew the complete coolant
• 10 Nm
• Front toothed belt guard

→ Fig. 1     Checking cylinder head for distortion

Max. permissible distortion: 0.05 mm