Tundra 4WD V8-4.7L (2UZ-FE) (2003)
Leak Detection Sensor: Testing and Inspection
INSPECTION
1. INSPECT POWER SOURCE VOLTAGE OF VAPOR PRESSURE SENSOR
a. Turn the ignition switch ON.
b. Using a voltmeter, measure the voltage between connector terminals VC and E2 of the wiring harness side.
Voltage: 4.5 - 5.5 V
c. Turn the ignition switch OFF.
2. INSPECT POWER OUTPUT OF VAPOR PRESSURE SENSOR
a. Turn the ignition switch ON.
b. Remove the fuel tank cap.
c. Connect a voltmeter to terminals 2 and 3, and measure the output voltage.
Voltage: 3.0 - 3.6 V
d. Reinstall the fuel tank cap.