Sonata L4-2.0L (1992)
Idle Speed Adjusting Screw
8. If the basic idle speed is out of specification adjust by the speed adjusting screw for the standard rpm. In adjusting use a tachometer.
NOTE: If the idle speed is higher than specified even with the speed adjusting screw fully closed check whether the idle switch moving mark
exists or not. If it is found that the switch has moved adjust the idle switch.
9. Turn the ignition switch to the OFF position.
10. If the scan tool was not used disconnect the data link connector.
11. Disconnect the lead wire from the ignition timing adjusting terminals.
12. Run the engine again and let it idle for about 10 minutes. Check that the engine is in normal idling condition.
