Hyundai Palisade (LX2): Emission Control System / Troubleshooting
| Troubleshooting |
|
Symptom |
Suspected area |
|
Engine does not start or struggles to start |
Vapor hose damaged or disconnected |
|
Engine struggles to start |
Malfunctioning Purge Control Solenoid Valve |
|
Rough idle or engine stalls |
Vapor hose damaged or disconnected |
|
Malfunctioning PCV valve |
|
|
Rough idle |
Malfunctioning Evaporative Emission Control System |
|
Excessive oil consumption |
Positive crankcase ventilation line clogged |
Description Emissions Control System consists of three major systems. • The Crankcase Emission Control System prevents blow-by gas from releasing into the atmosphere.
Schematic Diagram
Other information:
Hyundai Palisade (LX2) 2020-2026 Service Manual: Ambient Temperature Sensor
Description and operation Description The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature.
Hyundai Palisade (LX2) 2020-2026 Service Manual: Troubleshooting
Troubleshooting 1) After replacing H/UNIT, always check that the system operates properly. 2) If the failure persists after replacing the H/UNIT, do not replace the unit.
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