FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Idle Up Control Valve: Testing and Inspection

VSV Inspection - Checking Resistance:





Inspect VSV For Open Circuit
- Using an ohmmeter, check that there is continuity between the terminals.

Resistance (Cold): 30 - 34 ohms

- If there is no continuity, replace the VSV.


VSV Inspection - Checking For Short:





Inspect VSV For Ground
- Using an ohmmeter, check that there is no continuity between each terminal and the body.
- If there is continuity, replace the VSV.


VSV Inspection - Checking Operation:





Inspect VSV Operation
- Check that the air does not flow from port A to port B.

VSV Inspection - Checking Operation:





- Apply battery voltage across the terminals.
- Check that the air flows from port A to port B.
- If operation is not as specified, replace the VSV.