| Crash location | Unknown |
| Nearest city | Kalihi, HI
21.336389°N, 157.876389°W |
| Tail number | N3731X |
|---|---|
| Accident date | 31 Oct 1989 |
| Aircraft type | Beech 77 |
| Additional details: | None |
VFR FLIGHT BY THE PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), AND HIS FAILURE TO MAINTAIN SUFFICIENT ALTITUDE AND CLEARANCE FROM MOUNTAINOUS TERRAIN. THE ADVERSE WEATHER AND TERRAIN CONDITIONS WERE RELATED FACTORS.