Hazard Warning Signal Switch
WARNING: This page is about a different car, the 2003 Lexus ES 300 and 2002 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
- Check that there is continuity between terminals at each switch position. See CONNECTOR IDENTIFICATION and INSPECTING HAZARD WARNING SIGNAL SWITCH CONTINUITY table. If continuity is not as specified, replace switch.
- Inspect the illumination operation. Connect the positive (+) lead from the battery to terminal No. 8 and the negative (-) lead to terminal No. 9, then check that the illumination lights up.
INSPECTING HAZARD WARNING SIGNAL SWITCH CONTINUITY
| Switch Operation | Check Between Terminals No. | Continuity |
|---|---|---|
| OFF | 1 & 4 | No |
| ON | 1 & 4 | Yes |
| Illumination Circuit | 8 & 9 | Yes |