Component Record

Infiniti M45 2003 Engine Problems

42 distinct owners reported a engine problem on the 2003 Infiniti M45 - 33% of all complaints for this model year.

Recall Coverage42 complaints

42 complaints; 1 recall campaign covers this system.

Campaigns Covering This System

03V455000Reported November 17, 2003 - 630,000 vehicles potentially affected

Recall covering the engine system, reported to NHTSA on November 17, 2003. The campaign covers an estimated 630,000 vehicles across all affected models.

Other Systems on This Model Year

Fuel and Propulsion System81 Electrical System22 Seats5 Power Train4 Vehicle Structure4 Equipment4

How to Read These Counts: complaint counts are owner reports to NHTSA, not failure rates. Older and higher-volume vehicles accumulate more reports, and counts are not adjusted for vehicles sold - no per-sales rate or reliability ranking is shown, because the public data does not support one.

Data as of October 30, 2026. Sources: NHTSA Office of Defects Investigation complaints, recalls, and investigations files (U.S. Government public domain). DefectRecord is not affiliated with NHTSA or any manufacturer. For your specific vehicle, use NHTSA's VIN lookup. Report an error.