4 Runner 4WD L4-2.7L (3RZ-FE) (1996)
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Mass Air Flow Meter: Testing and Inspection
INSPECTION
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Connect the negative (-) terminal cable to the battery.
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Turn the ignition switch ON.
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Connect the MAF meter connector.
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Using a voltmeter, connect the positive (+) tester probe to terminal VG, and negative (-) tester probe to terminal E3.
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Blow air into the MAF meter, and check that the voltage fluctuates.
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If operation is not as specified, replace the MAF meter.
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Turn the ignition switch LOOK.
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Disconnect the negative (-) terminal cable from the battery.
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Disconnect the MAF meter connector.