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: Steering Wheel Remote Controller (SWRC)
- Components
1. Left Remote Control Switch (Audio)2. Right Remote Control Switch (Cruise)
- Circuit Diagram
Audio+Bluetooth+Voice+TRIP+SCC+MSLA+LFA
Audio+Bluetooth+Voice+TRIP+SCC+MSLA+LFA+Paddle Shift
Audio+Bluetooth
Audio+Bluetooth+Voice
Trip+CC+MSLA+LFA
Trip+SCC+MS ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Repair procedures
- Inspection
Operation and Leakage Check
1.Brake Booster (A)(1)Check brake operation by applying the
brake during the test run. If the brake does not operate properly,
replace the brake booster. If brake fluid remains inside the booster
when disassembled, replace the booster and master ...
