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 freezingInput Speed Sensor. Troubleshooting
Signal Waveform
Fig 1) Input/Output speed sensor at low speed
Fig 2) Input/Output speed sensor at high speed
...
Removal
1.
Turn the ignition switch OFF and disconnect the battery
negative (-) cable.
2.
Disconnect the crankshaft position sensor connector
...
Engine compartment
1. Engine coolant reservoir
2. Windshield washer fluid reservoir
3. Radiator cap
4. Engine oil filler cap
5. Engine oil dipstick
6. Brake/clutch fluid reservoir
7. Air cleaner
8. Fuse box
9. ...