Avalon V6-3.0L (1MZ-FE) (1996)
Throttle Body: Testing and Inspection
On-Vehicle Inspection
ON-VEHICLE INSPECTION
1. INSPECT THROTTLE BODY
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Check that the throttle linkage moves smoothly.
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Check the vacuum at each port.
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Start the engine.
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Check the vacuum with your finger.
2. INSPECT THROTTLE POSITION SENSOR
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Apply vacuum to the throttle opener.
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Disconnect the sensor connector.
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Insert a feeler gauge between the throttle stop screw and stop lever.
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Using an ohmmeter, measure the resistance between each terminal.