6.13. Throttle knot
1 – the screw (is not adjusted);
2 – the switch, only on cars with the automatic transmission;
3 – throttle knot;		 4 – bolt, 15–20 N • m;
5 – laying;
6 – air chamber.

Removal
Prevention

The butterfly valve should not be removed.

Remove the sensor of provision of a butterfly valve.
Prevention

Removal of the sensor of provision of a butterfly valve you make only for it replacements.

Check
PERFORMANCE ORDER
1. Check throttle knot for lack of cracks.
2. Check purity of vacuum channels.
3. Check an accelerator cable side play.
Prevention

The adjusting screw of a butterfly valve was adjusted on the line with an air capacity of 0,516 ± 5% of / with therefore it is not recommended to regulate it independently.
If the frequency of idling does not correspond demanded, first of all, check the corresponding sensors.
It is not required to clear a deposit in throttle knot as it does not influence operability of fuel system at all.