Hyundai Elantra (CN7): Evaporative Emission Control System / Canister
Repair procedures
| Removal |
| 1. | Turn the ignition switch OFF and disconnect the negative (-) battery cable. |
| 2. | Disconnect the vent hose (A).
|
| 3. | Remove the fuel tank air filter (A) by rotating it 30 degrees.
|
| 4. | Disconnect the vapor hose quick-connectors (A).
|
| 5. | Remove the canister (A).
|
| Inspection |
| 1. | Check for the following items visually.
A : Canister ↔ Atmosphere B : Canister ↔ Fuel Tank C : Canister ↔ Intake Manifold |
| Installation |
| 1. | Install in the reverse order of removal. |
Schematic Diagram1. Air cleaner2. Delivery pipe & injector3. Engine4. Purge control solenoid valve (PCSV)5. Fuel tank air filter6. Fuel pump7. Fuel filler neck8.
Description and operation DescriptionA ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal the fuel filler.
Other information:
Hyundai Elantra (CN7) 2021-2025 Service Manual: A/C Pressure Transducer
Description and operation DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.
Hyundai Elantra (CN7) 2021-2025 Service Manual: Photo Sensor
Description and operation Description 1.The photo sensor is located at the center of the defrost nozzles.2.The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to
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