Dismantling of the block of cylinders
1. Remove the power unit assembly (engine with gearbox) from the car.
2. Disconnect the gearbox from the engine (see chapter "Transmission").
3. Remove the attachment drive belt.
4. Install flywheel locking tool (Mot. 582-01) (1) to the cylinder block.
5. Remove the attachment drive pulley from the crankshaft.
6. Remove clutch discs (see chapter "Clutch").
7. Remove flywheel (see chapter "Clutch").
8. Remove flywheel locking tool (Mot. 582-01).
9. Remove the cylinder head (see relevant section above).
10. Remove pistons with connecting rods (see relevant section above).
11. Remove the crankshaft (see relevant section above).
12. Remove the water pump inlet.
13. Unscrew the knock sensor (3).
14. Unscrew the oil level sensor or screw plug (4).
Note:
- Knock sensor tightening torque (3): 20 Nm.
- Tightening torque for oil level sensor or screw plug (4): 30 Nm.
Cylinder block cleaning
Attention:
- Do not scratch the connecting aluminum surfaces, any damage to the contact surfaces may cause leakage.
- Use safety goggles with side protection and sealed gloves (nitrile type).
- Do not allow cleaning agent to come into contact with paint surfaces.
- Thoroughly clean the cylinder block to prevent foreign bodies from entering the oil lines. Failure to do so may result in clogged oil lines, resulting in engine damage.
1. Disassemble the cylinder block.
2. Clean the contact surfaces of the cylinder block with a cleaning agent.
3. Remove gasket residue with a wooden or plastic spatula.
4. In addition, process the contact surfaces with fine-grained sandpaper.
5. Wash the cylinder block using a special washer or flushing station.