Hyundai Accent: Check spark plugs and ignition systemInspect your spark plugs as described in section 7 and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way.
Change to "winter weight" oil if necessary
To keep locks from freezingPrecautions For Catalytic Converter
If a large amount of unburned gasoline flows into
the converter, it may overheat and create a fire hazard. To prevent
this ...
Purge Control Solenoid
Valve (PCSV). Specifications
Specification
Item
Specification
Coil Resistance (Ω)
22.0 ~ 26.0 [20°C(68°F)]
...
Input Speed Sensor. Schematic Diagrams
Circuit Diagram
...