Landcruiser 4WD L6-4.5L (1FZ-FE) (1993)
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2. Apply battery voltage to terminals B1 and B2, and while repeatedly grounding S4 - S3 - S2 - S1 - S4 in sequence, and check that the valve moves
toward the open position.
If operation is not as specified, replace the idle air control valve.
