| 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
Schematic DiagramsHyundai Tucson (NX4) 2022-2025 Service Manual: PTC Heater
- Description
The PTC (Positive Temperature Coefficient) heater is installed at the
exit or the backside of the heater core.The PTC heater is an electric
heater using a PTC element as an auxiliary heating device that
supplements deficiency of interior heat source in highly effective
diese ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Repair procedures
- Adjustment
Glass Adjustment
• Check the glass run channel for damage or deterioration, and replace it if necessary.
1.Remove the front door trim.(Refer to Front Door - "Front Door Trim")
2.Remove the plug hole(A).
3.Lower the glass by operating the power window swi ...