Hyundai Tucson: Emission Control System / Troubleshooting
| Symptom | Suspect area |
| Engine will not start or hard to start | Vapor hose damaged or disconnected |
| Engine struggles to start | Malfunction of the Purge Control Solenoid Valve |
| Rough idle or engine stalls | Vapor hose damaged or disconnected |
| Malfunction of the PRV (Pressure Regulating Valve) | |
| Rough idle | Malfunction of the Evaporative Emission Control System |
| Excessive oil consumption | Positive crankcase ventilation line clogged |
Specifications
- Specifications
Purge Control Solenoid Valve (PCSV)
▷ SpecificationItemSpecification
Coil Resistance (Ω)18.5 - 22.5 [23°C (73.4°F)]
Fuel Tank Pressure Sensor (FTPS)
▷ Type : Piezo-Re ...
Schematic Diagrams
- Schematic Diagram
...
Other information:
Hyundai Tucson (NX4) 2022-2026 Service Manual: Smart key antenna
- Removal
Interior 1 Antenna
• Take care not to scratch the crash pad and related parts.
1.Disconnect the negative (-) battery terminal.
2.Remove the crash pad center panel.(Refer to Body - "Crash Pad Center Panel")
3.Remove the interior 1 antenna (B) after loosening ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Closing the Fuel Filler Door
1. To install the fuel tank cap, turn it
clockwise until it “clicks” one time.
2. Close the fuel filler door until it is
latched securely.
Information
To lock the fuel filler door, make sure the
fuel filler door is completely closed. Press
the lock button on the remote key or
smart ...
