D21 Hardbody 2WD L4-2389cc 2.4L SOHC MFI (KA24E) (1990)
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Air Induction Valve Solenoid: Testing and Inspection
Fig. 46 Solenoid Test
Apply voltage to the solenoid terminals and check air passages for continuity as shown above.
CAUTION: Reversing polarity will damage the solenoid.
^Replace solenoid if it fails above test.