Rev-up engine oil consumption (2005-2006 manual cars)
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What causes "Rev-up engine oil consumption (2005-2006 manual cars)" on the Nissan 350Z (Z33, 2003-2009), and how is it fixed?
Nissan's bulletin addresses low oil level without a cause stated in the parts we read; owners blame the Rev-up piston ring design. Fix: Check the oil often.
Symptoms
Low oil level between changes; one owner reported 1-2 quarts every couple of weeks.
Cause
Nissan's bulletin addresses low oil level without a cause stated in the parts we read; owners blame the Rev-up piston ring design. Not every Rev-up engine is affected.
Fix (summary)
Check the oil often. Under NTB07-088 the dealer measures consumption and replaces the engine if it fails. Ask for records on a used car.
Related parts
Related build entries
Other Z33 problems
- Recall: crank and cam position sensors can cause stalling or a no-start (2003)
- Recall: fuel filler hose can crack and leak (2003-2004)
- Recall: passenger airbag occupant sensor can lose its signal (2007-2008)
- VQ35HR oil gallery gaskets leak and drop oil pressure (2007-2008)
- Community-reported: windows lose auto-up or bounce back down after motor or glass work
- Rear differential bushings crack and leak
More for this car
- All Nissan 350Z (Z33, 2003-2009) fitment answers · Z33 common problems
- Newsletter archive: past issues with every new and corrected entry
Sources
- NTB07-088: 2005-2006 350Z; Engine Oil Level Is Low — Nissan North America technical service bulletin (PDF attachment hosted on g35driver.com) (mfr spec; read 2026-10-26; full page read)
- RevUp oil consumption TSB and discussion — MY350Z.com (forum) (forum thread; read 2026-10-26; full page read)
- VQ35DE (oil use question) — MY350Z.com (forum) (forum thread; read 2026-10-26; full page read)Ring design blamed; not every Rev-up engine affected.
Summaries are in our own words. Not repair instructions; consult the factory service manual.
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