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Author Question: When testing an EGR system for proper operation using a vacuum gauge, how much should intake ... (Read 22 times)

faduma

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  • Posts: 528
on: Aug 13, 2021

Question 1

What causes the nitrogen and oxygen in the air to combine and form NOx?
◦ Sunlight
◦ Any spark will cause this to occur
◦ Heat above 2,500 F (1,370 C)
◦ Chemical reaction in the catalytic converter

Question 2

When testing an EGR system for proper operation using a vacuum gauge, how much should intake manifold vacuum drop when the EGR valve is commanded open by a scan tool?
◦ 6-8 in. Hg.
◦ 1-2 in. Hg.
◦ 6-8 PSI
◦ 14.7 PSI
Automotive Technology ¦ Halderman ¦ 5th Edition
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Marked as best answer by faduma on Aug 13, 2021

bubulittle310@msn.cn

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Reply #1 on: Aug 13, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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faduma

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  • Posts: 528
Reply 2 on: Aug 13, 2021
Excellent

miss.ashley

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Reply 3 on: Yesterday
Gracias!

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