Tundra 4WD V8-4.7L (2UZ-FE) (2003)
Hazard Warning Switch: Testing and Inspection
Interior Light System (Except Double Cab)
INSPECT HAZARD WARNING SWITCH CONTINUITY
a. Remove the center cluster finish panel.
b. Disconnect the connector from the center cluster integration.
c. Check that continuity exists between terminal 17 and terminal 1 with the switch ON.
d. Check that no continuity exists between terminal 17 and terminal 1 with the switch OFF.
If continuity is not as specified, replace the switch.