2011 Honda Odyssey

Asked by Nov 04, 2017 at 12:04 PM

Question type: Maintenance & Repair

What does code PO174 indicate and how to repair?

1 Answer

299,135

P0174 indicates a lean condition, usually cause but a vacuum leak. An cracked or loose intake hose, or gasket can cause the issue. Performing a smoke test on the vehicle will help you find it quickly.

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