toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Air Suction Vacuum Switching Valve|Page 1524 > < Air Suction Vacuum Switching Valve|Page 1522
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Air Injection Vacuum Control Solenoid Valve: Testing and Inspection
Vacuum Switching Valve

Fig. 68 Vacuum Switching Valve Test (Energized)

Fig. 69 Vacuum Switching Valve Test (Non-Energized)

1.

Connect the VSV terminals to the battery terminals as illustrated in Fig. 68

2.

Blow into pipe E and check that air comes out of pipe G.

3.

Disconnect the battery.

4.

Blow into pipe E and check that the air comes out of the air filter, if a problem is found replace the VSV, Fig. 69

Fig. 70 Vacuum Switching Valve Short Circuit Test

Air Suction Vacuum Switching Valve|Page 1524 > < Air Suction Vacuum Switching Valve|Page 1522