Elements of exhaust emission control and engine management systems (1998 4-cylinder model)
1. Throttle position sensor; 2. Air valve of the idle system; 3. Air flow sensor; 4. Air temperature sensor; 5. Coolant temperature sensor; 6. Lower oxygen sensor 7. Upper oxygen sensor; 8. Power steering system switch; 9. Connector for connecting the crankshaft position sensor; 10. Camshaft position sensor; 11. Exhaust gas recirculation sensor
Elements of exhaust emission control and engine management systems (1993 6-cylinder model)
1. Vacuum diaphragm No. 1 of the system of additional air supply at low speeds; 2. Solenoids of the system of additional air supply at low speeds; 3. Vacuum diaphragm No. 2; 4. Throttle position sensor; 5. Idle air valve 6. Air flow sensor; 7. Crankshaft position sensor No. 1; 8. Crankshaft Position Sensor #2 (near the crankshaft pulley); 9. Coolant temperature sensor
Emission Control System Information Plate
The information plate is located in the engine compartment, on the underside of the hood.
Emissions reduction and engine management systems include the following systems:
- built-in diagnostic system;
- engine control system;
- exhaust gas recirculation system;
- fuel vapor collection system;
- crankcase ventilation system;
- catalytic converter.