4-cylinder petrol engine
The coolant pump is located at the front of the cylinder block and is driven by a V-belt.
Removing
1. Drain the coolant, refer to the appropriate section.
2. Remove the air filter, refer to Section Removal and installation of the air filter.
3. Engine 111.955: remove the air filter holder.
4. Loosen the coolant pump pulley bolt. At the same time, keep the pulley from turning by clamping the V-belt.
5. Remove the V-belt, refer to Section Removing and installing the V-belt.
6. Disconnect and remove the pump pulley.
7. Remove hoses from pump. First loosen the clamps and slide back.
8. Remove the pump from the block of cylinders.
Mark the position of the bolts having different lengths.
9. Clean mating surfaces.
Installation
1. Reinstall the pump with a new gasket and secure it with bolts.
2. Further installation is carried out in the reverse order of removal. Fasten the pulley with a torque of 10Nm.
3. Fill the cooling system with liquid and remove air from the system, refer to the appropriate section.
Petrol engine 112
Remove the V-belt tensioner with shock absorber.
Diesel engines
Note. Only the differences from the petrol engine are described here.
1. Use a screwdriver to pry off the cover of the central bolt of the deflecting roller of the V-belt. Detach the deflector roller.
Note. The coolant pump mounting bolt is located behind the deflector roller.
2. Remove the fuel hose from the shut-off valve, refer also to Section Fuel filter replacement.
3. Disconnect the coolant pump.
Attention! The pump is fixed with bolts of various lengths, therefore, when removing, it is necessary to mark the position of the bolts with a marker.
4. Clean mating surfaces.