According to the manufacturer's recommendation, the accessory drive belt should be replaced after 4 years of operation or after 60 thousand kilometers (whichever comes first)

The flywheel is removed to replace the crankshaft rear oil seal, to replace it if the toothed rim that serves to start the engine with a starter is damaged, and to grind the surface for the clutch disc

The main malfunctions that require removal of the gearbox from the car:

• - increased (compared to usual) noise;

Remove the ignition module and check if the engine does not start or works intermittently

You will need a tester or ohmmeter