Hyundai Elantra (CN7): Emission Control System / Exhaust Emission Control System
Schematic diagrams Schematic Diagram1. Air cleaner2. Delivery pipe & injector3. Engine4. Purge control solenoid valve (PCSV)5. Fuel tank air filter6.
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 Elantra (CN7) 2021-2026 Service Manual: Description and operation
DescriptionSystem OverviewThe System offers the following features:– Human / machine interface through a 1-stage button, for terminal switching and engine start.– Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition switch.
Hyundai Elantra (CN7) 2021-2026 Service Manual: Evaporator Core
Repair procedures Replacement1.Disconnect the negative (-) battery terminal. 2.Remove the heater and blower assembly.(Refer to Heater - "Heater Unit") 3.Remove the heater core cover (A) after loosening the mounting screws.4.Pull out the evaporator core (A) from the heater unit.
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