Hyundai Elantra: General Information / Troubleshooting

Hyundai Elantra AD (2016-2020) Service Manual / Emission Control System / General Information / Troubleshooting

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
Rough idle or engine stalls	Malfunction of the PCV 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) ? Specification ItemSpecificationCoil Resistance (?)22.0 ~ 26.0 [20°C(68°F)] Fuel Tank Pressure Sensor (FTPS) ? Type: Piezo-Resistive ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Rocking the Vehicle
If it is necessary to rock the vehicle to free it from snow, sand, or mud, first turn the steering wheel right and left to clear the area around your front wheels. Then, shift back and forth between R (Reverse) and a forward gear. Try to avoid spinning the wheels, and do not race the engine. T ...

Hyundai Elantra AD (2016-2020) Service Manual: Schematic Diagrams
Schematic Diagram Canister The Canister is filled with charcoal and absorbs evaporated fuel vapor from the fuel tank. The gathered fuel vapor in canister is drawn into the intake manifold by the ECM/PCM when appropriate conditions are set. Purge Control Solenoid Valve (PCSV) The Purge ...