1.4 MPI engine (EA111) · Cylinder head, valve gear · Cylinder head
Assembly overview
- 1 Toothed belt guard upper part
- 2 Main drive toothed belt
- Check for wear
- Do not kink
- Removing, installing and tensioning ⇒ 1.3 Removing, installing and tensioning toothed belt.
- 3 Coupling drive toothed belt
- Check for wear
- Do not kink
- Removing, installing and tensioning ⇒ 1.3 Removing, installing and tensioning toothed belt.
- 4 10 Nm + 1/4 turn further (90°)
- 5 Ignition wiring guide
- With wiring guides for ignition coils with output stages
- Bolt to camshaft housing with 8 Nm torque.
- 6 Connection hose
- Not on engine code CGGB.
- 7 10 Nm
- 8 Non-return valve
- 9 To air filter
- 10 Camshaft case
- Removing and installing ⇒ 1.5 Removing and installing camshaft housing
- Remove sealant residue.
- Carefully clean sealing surfaces. They must be oil and grease free.
- Coat with D 154 103 A1 before fitting
- When installing, fit vertically from above onto studs and dowel pins.
- 11 Bracket
- 12 Dowel pins
- 13 Roller rocker fingers
- Check roller bearing for ease of movement.
- Oil contact surface
- When installing, secure to supporting element using securing clip.
- 14 Support element
- Do not interchange
- With hydraulic valve clearance compensation.
- Oil contact surface
- 15 Cylinder head bolt
- Renew
- Follow installation instructions and sequence when loosening and tightening ⇒ 1.6 Removing and installing cylinder head.
- 16 Cylinder head gasket
- Renew
- Metal gasket.
- After renewing, renew entire coolant.
- 17 Cylinder head
- Removing and installing ⇒ 1.5 Removing and installing camshaft housing
- Check for distortion ⇒ 1.1 Assembly overview.
- Sealing surfaces to camshaft housing must be oil and grease free.
- After renewing, renew entire coolant.
- 18 Coupling drive tensioning roller
- Checking ⇒ 1.4 Checking semi-automatic toothed belt tensioner
- Tensioning toothed belts ⇒ 1.3 Removing, installing and tensioning toothed belt.
- 19 20 Nm
- 20 Rear toothed belt guard
- 21 Lifting eye
Checking cylinder head for distortion
Max. permissible distortion: 0.05 mm