Connection plan for the boost pressure control system:
1. Vacuum receiver
2. Throttle valve "N₂11"
3. EGR valve "N18"
4. Check valve. White lead to boost pressure limiting solenoid valve "N75"
5. Boost pressure limitation solenoid valve "N75"
6. To the brake force regulator
7. Check valve
8. Vacuum boost pressure regulator
9. Turbocharger
10. Intercooler
11. Intake manifold
12. Tandem pump for fuel supply and vacuum system supply
13. Cylinder head
14. Vacuum regulator of the intake manifold flap
15. Mechanical valve of the exhaust gas recirculation system, a component of the air intake pipe, is replaced only as a complete assembly with the air intake pipe
16. Air filter
[The original article is available on the website audimanual.ru]