Hyundai Sonata: Emission Control System / Evaporative Emission Control System
- Description and Operation
- Schematic Diagrams
- Repair procedures
- Canister Repair procedures
- Fuel Filler Cap Description and Operation
- Fuel Tank Air Filter Repair procedures
Positive Crankcase Ventilation (PCV) Valve Repair procedures
Removal
1.
Disconnect the PCV hose (A).
2.
Remove the PCV valve (B).
Inspection
1.
Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger moves.
...
Description and Operation
Description
The Evaporative Emission Control System prevents fuel vapor
stored in fuel tank from vaporizing into the atmosphere. When the fuel
evaporates in the fuel tank, the vapor passes thro ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Auto Head Lamp Leveling Unit Troubleshooting
Inspection with GDS
Initialization and diagnosis sequence by using GDS equipment.
Below content summarize the procedure for A/S using GDS.
NoProcedure1Locate vehicle to flat plane2Tire check3IGN1 ON4Head lamp Low Beam ON5Connection with diagnostic tool6Initial command by diagnostic tool7Clear ...
Hyundai Sonata LF 2014-2019 Service Manual: A/C Pressure Transducer Description and Operation
Description
The A/C Pressure Transducer (APT) converts the pressure value
of high pressure line into voltage value after measuring it. By
converted voltage value, engine ECU controls the cooling fan by
operating it high speed or low speed. Engine ECU stops the operation of
the compressor ...
