GX 470 V8-4.7L (2UZ-FE) (2004)
Low Tire Pressure Indicator: Testing and Inspection
Check Warning Lamp
CHECK WARNING LAMP
a. Turn the ignition switch to the ON position.
b. Check that the tire pressure warning lamp comes on for 3 seconds.
Trouble Area
Tire Pressure Warning Lamp Circuit
If the warning check result is not normal, proceed to the troubleshooting for the tire pressure warning lamp circuit.