13.1a Carburetor engine feedback system - early models
1. Damper; 2. Diaphragm fast idle system; 3. The solenoid valve of the fast idle system; 4. For models with 4-speed manual transmission; 5. Solenoid valve of the ignition distributor; 6. Ignition distributor; 7. Double diaphragm; 8. From the carbon filter; 9. Purge valve; 10. Inlet air temperature sensor; 11. Injection valve; 12. Enrichment valve; 13. Fuel cut-off valve; 14. Throttle position sensor; 15. Additional control valve; 16. Exhaust gas recirculation control valve; 17. Temperature valve; 18. Coolant temperature sensor; 19. Vacuum switch; 20. Catalytic converter; 21. Catalytic converter; 22. Oxygen sensor; 23. Reed valve; 24. Air valve; 25. Additional air valve
2. The system consists of a recirculation valve, an additional valve (on some models) and temperature valve (13.1a).