Hazard Warning Switch: Inspection
WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT HAZARD WARNING SIGNAL SWITCH ASSEMBLY
- Measure the resistance of the switch.
Standard resistance
RESISTANCE SPECIFIED CONDITIONSTester Connection Switch Condition Specified Condition 4 (TB) - 1 (E) OFF (Not pushed) 10 kΩ or higher 4 (TB) - 1 (E) ON (Pushed) Below 1 Ω Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the switch assembly.
- Inspect the switch illumination.
- Connect the battery positive (+) lead to terminal 3 (ILL+) and the negative (-) lead to terminal 2 (ILL-), then check that the light comes on.
OK: LED comes on.
If the result is not as specified, replace the light.
- Connect the battery positive (+) lead to terminal 3 (ILL+) and the negative (-) lead to terminal 2 (ILL-), then check that the light comes on.
- Measure the resistance of the switch.