Inspect Power Source Voltage Of Vapor Pressure Sensor; Inspect Power Output Of Vapor Pressure Sensor - Toyota Celica 2000 Repair Manual

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SFI VAPOR PRESSURE SENSOR
INSPECTION
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INSPECT POWER SOURCE VOLTAGE OF VAPOR
1.
PRESSURE SENSOR
Disconnect the vapor pressure sensor connector.
(a)
HINTc
Near the fuel tank.
Turn the ignition switch ON.
(b)
(c ) Using a voltmeter, measure the voltage between connec­
tor terminals 1 and 3 of the wiring harness side.
Voltage: 4.5- 5.5
Turn the ignition switch to LOCK.
(d )
Reconnect the vapor pressure sensor connector.
(e)
2. INSPECT POWER OUTPUT OF VAPOR PRESSURE
SENSOR
Turn the ignition switch ON.
(a)
Remove the fuel tank cap.
(b)
Connect a voltmeter to terminals 2 and 3, and measure
(c)
the output voltage.
Voltage: 3.0 - 3.6 V
Reinstall the fuel tank cap.
(d)
v
SF-65