5000CS Turbo L5-2226cc 2.22L SOHC Turbo (MC) (1987)
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with air shroud removed, 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
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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 the harness connector
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mount the mixture control unit in such a way that the air flow sensor plate moves freely.