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) 2022-2025 Service Manual: SRS Control Module (SRSCM)
- Description
The primary purpose of the SRSCM (Supplemental Restraints System
Control Module) is to discriminate between an event that warrants
restraint system deployment and an event that does not. The SRSCM must
decide whether to deploy the restraint system or not. After determining
t ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Driving Your Vehicle
Carbon monoxide (CO) gas is toxic. Breathing CO may cause unconsciousness and
death.
Engine exhaust contains carbon monoxide that cannot be seen or smelled.
Do not inhale engine exhaust.
If at any time you smell engine exhaust inside the vehicle, open the windows
immediately. Exposure to CO m ...
