VACUUM SWITCHING VALVE(for ACIS) ON-VEHICLE INSPECTION
PROCEDURE
INSPECT VACUUM SWITCHING VALVE (for ACIS)
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Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection
Condition
Specified Condition
1 - 2
20°C (68°F)
27 to 33 Ω
1 - Body ground
Always
1 MΩ or higher
2 - Body ground
If the result is not as specified, replace the vacuum switching valve.
Check the VSV operation.
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When vacuum is applied to port E, check that air is sucked into the filter.
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Apply battery voltage to the terminals as shown in the illustration. When vacuum is applied to port F, check that air is sucked into port E.
If the result is not as specified, replace the vacuum switching valve.
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