Hyundai Elantra: Evaporative Emission Control System / Canister

Hyundai Elantra (CN7) 2021-2025 Service Manual / Emission Control System / 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).

Remove the canister (A).

Tightening torque :

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

Inspection

Check for the following items visually.

–	Cracks or leakage of the canister

–	Loose connection, distortion, or damage of the vapor hose/tube

A : Canister ↔ Atmosphere

B : Canister ↔ Fuel Tank

C : Canister ↔ Intake Manifold

Installation

1.	Install in the reverse order of removal.

Schematic diagrams

Schematic Diagram1. Air cleaner2. Delivery pipe & injector3. Engine4. Purge control solenoid valve (PCSV)5. Fuel tank air filter6. Fuel pump7. Fuel filler neck8...

Fuel Filler Cap

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: Components and components location

Components 1.Front door trim 2. Front door quadrant inner cover3. Front door belt inside weatherstrip4. Front door module5. Front door belt outside weatherstrip6. Front door window glass run7. Front door frame molding8. Front door body side weatherstrip9...

Hyundai Elantra (CN7) 2021-2025 Service Manual: Troubleshooting

Trouble Symptom ChartsTrouble Symptom 1Trouble Symptom 2 Trouble symptom Probable cause Remedy The set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) occurs after settingMalfunction of the vehicle speed sensor circuitRepair the vehicle speed sensor system..

Air bag collision sensors

1. SRS control module/Rollover sensor
2. Front impact sensors
3. Side impact sensors (acceleration)
4. Side impact sensors (pressure)