Front engine cover/balance shafts (engines 1.6 l and 1.8 l)
1 - oil filter mounting bracket;
2 - oil pressure sensor;
3 - oil filter;
4 - front cover;
5 - drive gear;
6 - driven gear;
7 - cover;
8 - gasket;
9 - right balance shaft;
10 - left balancer shaft;
11 - front bearing;
12 - rear bearing.
Withdrawal
Remove toothed belt and oil pan (see resp. chapter).
Remove the oil receiver.
Remove the oil pressure sensor (if necessary).
After unscrewing the bolts, remove the brackets with the oil filter.
Using the tool, unscrew the special plug (1).
Unscrew the cork (1), located on the left side of the engine.
To lock the balance shaft, insert a pin or screwdriver at least 60 mm long into the hole.
Remove the oil pump drive gear.
After unscrewing the mounting bolts, remove the front engine cover (oil pump).
Remove the balance shafts from the engine block.
If necessary, disassemble the oil pump by removing the cover from the engine front cover.
Check balancer shafts and removed components for wear and damage. Replace worn parts if necessary.
Using a tool, press out the front bearing (1) right balance shaft.
Using another tool, press out the right balance shaft rear bearing.
Using tools, press out the rear bearing (1) left balance shaft from the engine block.
Installation
With a thin layer of engine oil on the bearing and seating surface, press in the rear bearing (1) left balance shaft.
Using the tool, press in the rear and front bearings of the right balancer shaft.
Attention: Do not confuse the position of the bearing - oil drip (A) should be opposite the hole (B) cylinder block.
Aligning the marks (A), install the oil pump gears (A detailed description of the repair and maintenance of the oil pump is described in the section «Lubrication system»).
Replace the oil seal in the engine front cover.
Install the tool on the front end of the crankshaft and coat it with engine oil.
Install the engine front cover.
Remember, the mounting bolts have different lengths (the length of the bolts is shown in the figure).
By inserting a screwdriver, fix the left balance shaft from rotation.
Tighten the gear wheel mounting bolt.
Install a new seal in the cover groove.
Install cap (1).
Apply sealant to the contact surface of the oil pan at the locations shown in the figure.
Tighten the mounting bolts (A) oil sump with a torque of 10 Nm.
Check the fastening of the clean elements, and install the oil pressure sensor (1).