Purge Valve: Inspection

WARNING: This page is about a different variant/trim than selected.

INSPECT NO. 1 VACUUM SWITCHING VALVE

Measure the resistance according to the value(s) in the table below.

Standard Resistance

STANDARD RESISTANCE CHART

Tester Connection	Condition	Specified Condition
1-2	20°C (68°F)	23 to 26 Ω

If the result is not as specified, replace the No. 1 vacuum switching valve.

Fig 1: Measuring Resistance Of Vacuum Switching Valve

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Check the operation of the No. 1 vacuum switching valve.

Check that air does not flow from port F when air is applied to port E.

Fig 2: Checking Air Does Not Flow From Port F When Air Is Applied To Port E
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Apply battery voltage to the connector, and check the VSV operation.
OK

MEASUREMENT CONDITION AND SPECIFIED CONDITION

Measurement Condition	Specified Condition
Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 2	Air flows from port E to port F

If the result is not as specified, replace the No. 1 vacuum switching valve.

Fig 3: Applying Battery Voltage To Connector, And Check VSV Operation