5000S Wagon L5-2226cc 2.22L SOHC (KZ) (1985)
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remove air shroud
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turn and lift adjusting screw 1 and slide 2 into upper (full throttle) position on VW 1348/1
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place VW 1348/1 centrally on edge of air flow sensor assembly pointer 3 faces to center of fuel distributor
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push adjusting slide 2 down onto stop
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turn setting screw 1 clockwise until magnetic end contacts air flow sensor plate retaining bolt (with air flow sensor plate in rest position)
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connect harness VW 1501 between potentiometer and terminal
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connect voltmeter to contacts 2 and 3 of harness
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switch ignition ON
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with sensor plate at rest position
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specification: approximately zero volts
If NO
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replace potentiometer