Previa Van RWD L4-148.8 2438cc 2.4L DOHC SC (2TZ-FZE) (1996)
Supercharger Air Control Valve: Component Tests and General Diagnostics
1. Remove air control valve.
2. Inspect air control valve.
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Inspect air control valve for open circuit.
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Using an ohmmeter, check that there is continuity between the terminals.
Resistance: 30 - 34 ohms at 20°C (68°F)
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If there is no continuity, replace the air control valve.
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Inspect air control valve for ground.
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Using an ohmmeter, check that there is no continuity between each terminal and the body.
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If there is continuity, replace the air control valve.
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Inspect air control valve operation.