Hyundai Ioniq (AE): Engine Electrical System / Exhaust Emission Control System
- Description and operation
- Catalytic Converter. Description and operation
- CVVT (Continuously Variable Valve Timing) System. Description and operation
- GPF (Gasoline Particulate Filter). Description and operation
- GPF (Gasoline Particulate Filter). Schematic diagrams
- GPF (Gasoline Particulate Filter). Repair procedures
DescriptionA ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which seals the fuel filler. After the gasket on the fuel filler cap and the filler neck flange contact each other, the ratchet produces a loud clicking noise indicating the seal has been set.
DescriptionExhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components.Modifications to the combustion chamber, intake manifold, camshaft and ignition system form the basic control system.
Other information:
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Evaporator Temperature Sensor. Description and operation
DescriptionThe evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling. The evaporator temperature sensor has the Negative Temperature Coefficient (NTC).
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Repair procedures
Replacement1.Remove the battery (-) terminal.2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")3.Remove the heater hose (A) and AEWP hose (B).4.Disconnect the lock pin to remove the heater hose pump connector (A).
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