Removal
Disconnect the negative cable from the battery with the ignition off.
Note: This will erase data from electronic memory blocks, such as radio codes. See instructions in chapter "Electrical equipment".
Mark the position of the right front wheel relative to the hub so that you can install the wheel in the same position later. With the car on the ground, loosen the wheel bolts. Support the front of the car and remove the right front wheel.
If there is one, remove the lower cover (casing) of the engine compartment.

Ford Fiesta/Mazda 121 with power steering: unscrew the bolts and remove the poly V-belt cover from the power steering pump.

Ford Fiesta/Mazda 121: unscrew the bolts and remove the lower cover of the poly V-belt (1). Disconnect the coolant hose (2).
Passing the belt
Cars with power steering
1. Tension wheel; 2. Generator; 3. Intermediate roller; 4. Power steering pump; 5. Water pump; 6. Crankshaft.
(The text of the article is taken from the website MAZBOOK.RU)
Cars with air conditioning
1. Tension wheel; 2. Generator; 3. Air conditioning compressor; 4. Crankshaft; 5. Water pump.
Cars with power steering and air conditioning

Turn the middle belt tensioner bolt (arrow) with a 15 mm open-end wrench to the right, thereby loosening the tension of the poly V-belt. Remove the belt.
Installation
Put on the poly V-belt, while loosening the belt tensioner by turning the middle bolt to the right.
Caution: The compressed belt tensioner spring ensures the correct belt tension after several engine revolutions.
Ford Fiesta/Mazda 121: Unscrew the bolts and remove the upper and lower poly V-belt covers. Disconnect the coolant hoses.
Connect the negative cable to the battery. Set the clock, program the radio.
Install the front wheel in accordance with the marks made during removal. Before doing this, lightly lubricate the centering hole in the disk and the conical surfaces of the wheel nuts. Do not lubricate the threads of the wheel nuts. Tighten the wheel nuts, lower the car and tighten the nuts crosswise to a torque of 90 Nm.
If equipped, install the lower engine compartment cover.
