Sonata V6-3.0L (1991)
Neutral Safety Switch: Testing and Inspection
Gear Selector Position Switch (Inhibitor Switch)
Gear Selector Position Switch (Inhibitor Switch) location
To test the Gear Selector Position Switch remove the connector and test for continuity across the two terminals. With the gear selector in park or neutral
there should be continuity, in any other gear position there should be no continuity.