- poor-quality adjustment;
- malfunctions in the hydraulic system;
- malfunctions in the mechanical system;
- malfunctions in the computer or the electrical circuit of the computer.
First of all, check the level and condition of the oil in the gearbox and adjust the linkages.
Preliminary control
1. Take a test drive to warm up the transmission.
2. Check the oil level in the gearbox.
3. Check engine idle speed.
4. Check the freedom of movement of the accelerator cable and, if necessary, adjust it.
5. Check the operation of the gear selector mechanism.
6. Check that there are no leaks at the gaskets and O-rings in the gearbox.