300ZX V6-2960cc 3.0L SOHC MFI (VG30E) (1988)
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Vacuum Check Valve: Testing and Inspection
Orally suck in air through venturi-ported vacuum side of check valve and listen for operating sound. If no sound is heard, replace valve.
Vacuum Check Valve: Testing and Inspection
Orally suck in air through venturi-ported vacuum side of check valve and listen for operating sound. If no sound is heard, replace valve.