| Troubleshooting |
| Symptom | Suspect area |
| Engine will not start or hard to start | Vapor hose damaged or disconnected |
| Engine hard to start | Malfunction of the Purge Control Solenoid Valve |
| Rough idle or engine stalls | Vapor hose damaged or disconnected |
| Malfunction of the PCV valve | |
| Rough idle | Malfunction of the Evaporative Emission Control System |
| Excessive oil consumption | Positive crankcase ventilation line clogged |
Specifications
Schematic DiagramsHyundai Elantra AD (2016-2020) Service Manual: Warning And Caution Labels
General Information
1. Radiator cap caution2. Fan caution3. Battery caution
Attention
Srs VehicleThis car is equipped with a
supplemental restraint system. To provide continued reliability, certain
elements of the supplemental restraint system shall be serviced or
replaced by an aut ...
Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components
1. LKAS ON/OFF Switch2. Instrument Cluster3. LKAS Unit
...