1985 Nissan 300zx Test Egr Valve

1985 NISSAN 300ZX
100,000 MILES
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How do I test the EGR valve?
Oct 20, 2012 at 3:34 AM
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SATURNTECH9
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With a hand vacuum pump pull 20 inch pounds of vacuum and see if it holds vacuum. Also When releasing the vacuum see if the egr sticks.
Oct 20, 2012 at 7:15 AM
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