Are You Ready for the Road? Test Your CDL Knowledge with This Trucking Safety Quiz!

With an engine running idle, what’s the correct oil pressure range?

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Correct Incorrect Low oil pressure can cause poor circulation, leading to seal damage and other mechanical problems. The proper oil pressure range for an idling engine is between 5–20 PSI, so keep an eye on this to avoid costly repairs.

With an engine running idle, what’s the correct oil pressure range?

• 5–20 PSI
• 25–45 PSI
• 1–12 PSI
• 17–30 PSI