Emission Control Systems: Application and ID

4000 1.8L/4 CYL. PCV, EEC, CAT, CIS-E, OS, TAC, FR
4000 QUATTRO 2.22L/5 CYL. PCV, EEC, CAT, CIS-E, OS, TAC, FR
5000 2.14L/5 CYL. PCV, EEC, CAT, CIS-E, OS, TAC, FR
5000 2.22L/5 CYL. PCV, EEC, CAT, CIS-E, OS, TAC, FR
5000 TURBO 2.22L/5 CYL. PCV, EEC, CAT, CIS, OS, TAC, FR
COUPE GT 2.22L/5 CYL. PCV, EEC, CAT, CIS-E, OS, TAC, FR
5000CS QUATTRO 2.22L/5 CYL. PCV, EEC, CAT, CIS, OS, TAC, FR

PVC - Positive Crankcase Ventilation
EEC - Evaporative Emission Control
CAT - Catalytic Converter
CIS - CIS Injection (Bosch K-Jetronic)
CIS-E - CIS-E Injection (Bosch KE-Jetronic)
OS - Oxygen Sensor
TAC - Thermostatic Air Cleaner
FR - Fillpipe Restrictor